Two named jobs, written as separate tasks
Stuffing and sealing an envelope and packing and taping a mailer are different hand sequences with different start and end states, so a spec names each one.
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Requirements
Stuffing and sealing an envelope and packing and taping a mailer are different hand sequences with different start and end states, so a spec names each one.
Both rows are recorded by a multiview rig while the operator uses handheld grippers, so the demonstrations map onto a robot end effector. The site does not state head-mounted capture for them.
The site describes paper as thin and flexible, so a sheet changes shape every time it is touched, and a spec should say how the sheet, the envelope and the seal are expected to end up.
Sheets that would leak names, addresses or account data are detected and irreversibly blurred, then confirmed by a human reviewer.
A perpetual, buyer-owned commercial license backed by a documented consent chain.
Definition
Egocentric envelope stuffing and mailer packing data is real-world video of a person preparing outgoing mail at a desk: putting documents into an envelope and sealing it, and packing a mailer and taping it shut. The footage shows the hands, the sheets, the envelope or mailer and the surface under them. Alongside the video, each episode follows the Firsthand episode schema, with depth, 3D hand pose, contact events and frame-accurate action segments aligned on one hardware clock.
Teams search for it under several names, including envelope stuffing robot training data, egocentric mailer packing video, an office mail prep dataset and custom office data collection. They all describe demonstrations of the same two desk jobs, collected to a written spec. This page covers only what the Firsthand site states about them, and marks everything else as Not stated.
Tasks
Two rows in the site task catalog cover this work, both in the Office Document Station environment. The first is "Stuff + seal envelopes", described as "Insert documents and seal envelopes." and rated Medium. The second is "Pack + tape mailer", described as "Pack a mailer and tape it shut." and rated Easy. Both use a multiview rig with handheld grippers, and both are listed as Available on request.
Anything outside those two rows is Not stated. That includes folding or inserting a letter in a particular way, addressing or labeling an envelope, franking or weighing a letter, choosing a mailer size, and any named type of envelope, mailer or tape, so none is claimed here. If your policy needs one of them, you write it into the spec and we scope it, because the catalog rows are a starting vocabulary, not a fixed menu.
Status
The site defines Available on request as work that is scoped and recruited to spec when a buyer asks for it. Neither row is listed as Active collection or Ready to deploy, so the site does not say that an envelope or mailer capture stream is running today. A first batch is therefore quoted against your spec rather than drawn from a stream that already exists.
The site does not list an off-the-shelf envelope, mailer or office mail dataset either, so this is custom collection. Where the site states what is in stock, it says off-the-shelf covers what is already in stock and custom collection covers the rest: custom collection at scale through a network of thousands of capture providers, for a consistent, recurring data flow to labs.
Environment
The site describes the Office Document Station as a desk-and-document station with a printer and tray, binders, a stapler, a label maker and mailers. It is a staged working set, not a described real workplace. The site contrasts it with the Office and Professional Services environment, whose rows use a head-mounted phone and include a Mail handling row for opening, sorting and distributing incoming mail and preparing outgoing letters and parcels.
The site names no office, company or building, and does not state the number of sites, the regions or the venue type. It does not state capture at a customer own facility either. Environment, access and schedule are agreed in the written spec.
Capture setup
The catalog states one capture mode for both rows: a multiview rig with handheld grippers. The site describes it as a staged working set recorded by a multiview rig while the operator performs the task with handheld grippers, so demonstrations map onto a robot end effector. The site also states that every sensor in a multiview rig, meaning the head camera, both wrist cameras, depth and the IMU, is hardware-triggered from a single PTP grandmaster clock.
The site does not state a head-mounted capture mode for these two rows, so this page does not claim one, and it does not claim that a stereo pair is running on them. Stereo capture is a general Firsthand offer that is agreed in the skill spec. A per-environment stream list is Not stated, so which of the ten streams an order carries is decided in the spec. Camera count, resolution, frame rate, desk layout, paper volume and the type of envelope or mailer are Not stated, so raise any of them in the spec.
Compare
The site already has a mailroom and document handling page that names stuffing and sealing envelopes in a longer list of mail, filing, scanning and collating jobs, and a packing and kitting page that names a mailer in a longer list of packing jobs. This page narrows to the two Office Document Station rows that cover envelopes and mailers, and it describes the capture mode those rows use. The comparison table below sets each neighbor against this page.
A buyer who needs the whole mail workflow, including opening and sorting incoming mail, starts from the mailroom page. A buyer who needs cartons, bundles, weighing and sealing or kitting starts from the packing page. A buyer whose policy ends at a stuffed and sealed envelope or a taped mailer on a desk starts here.
Episode contents
Each episode follows the Firsthand episode schema: ten streams synced under 2 ms, with head and wrist RGB, depth, 3D hand pose with per-joint visibility, contact and grasp events, and frame-accurate action segments. Inserting a sheet and closing a flap are contact events with a hand covering part of the work, and the site pairs them with 3D hand pose that carries per-joint visibility, contact events on grasp and release, an IMU on one clock and action segments.
Object labels use the terms your spec sets. Paper sizes, stock, envelope types, mailer types and tape types are Not stated. Task durations, cycle times and the number of episodes are Not stated too. Success or quality labels, such as whether an envelope is fully sealed or a mailer is fully taped, are Not stated, as are certifications and robot results. The site makes no safety-compliance claim for this work.
Why it is hard
The catalog rates "Stuff + seal envelopes" Medium and "Pack + tape mailer" Easy, so the site does not call either one Hard, and this page makes no claim about robot results. What the site does say is where paper work is difficult to capture. It describes paper as thin and flexible, so a sheet changes shape every time it is touched. It also notes that for paper work a hand often covers the sheet or flap, which is why close-range wrist views and hand pose with per-joint visibility are paired with it.
The viewpoint matters too. The site states that a robot or humanoid perceives from a head- or wrist-mounted camera, not a static overhead shot, and that egocentric capture matches that geometry. The two rows here are recorded by a multiview rig, so the geometry a buyer receives is the one the rig and the spec define.
Scoping
A good spec treats each named job as its own task. Stuffing and sealing an envelope and packing and taping a mailer each get a start state, an end state and a set of accept criteria. For the envelope, a spec can say what counts as inserted and what counts as sealed; for the mailer, what counts as packed and what counts as taped shut. Naming the two end states keeps action segments consistent across contributors and lets you ask for more of one job without re-collecting the other.
The same station also lists a Staple + collate sets row and a Sort into folders row, and a spec can chain them into one mail preparation sequence if your policy needs the whole run. Whether such chained sequences are collected as one episode or several is agreed in the spec.
Delivery
Delivery formats are RLDS, LeRobot and WebDataset, plus HDF5, zarr and Rerun .rrd. These episodes use the same schema as every other Firsthand collection, so a loader that reads another Firsthand dataset reads this one without changes. The format table below sets each format against what its official documentation states.
Every batch is validated against signed accept criteria before it ships, with a reject log, and delivery is rolling, per validated batch. Rejected items are recaptured at our cost, and billing is per validated hour.
Privacy
Every episode links to a signed contributor release through a documented consent chain, and the consent record is part of the delivery. A vision model runs on every frame at ingest, flagging faces, heads, licence plates and any legible screen or document. The site describes the documents class as phone and monitor content, forms, badges and mail that would leak names, addresses or account data. Those regions are irreversibly blurred, and a human reviewer confirms the result before footage ships.
If the reviewer is unsure a region is fully covered, the episode is held or discarded, never downgraded and shipped. So legible names, addresses and document content are not in the delivered pixels, which matters for a task whose whole subject is paper that goes into an envelope. If your pipeline needs document content, raise it before the spec is signed; whether any engagement can keep specific content is Not stated. The site states no other privacy, compliance or legal terms for this work, and no in-home capture.
Fast · on demand
Where coverage is already deep, the first validated batch lands in a median of 48 hours from signed spec. Thin environments typically take three to four weeks, because vetting operators there is the bottleneck, and we quote that up front. The site does not state how deep coverage is for these two rows, and they are Available on request, so plan on a quote rather than assuming the 48 hour figure.
The site also states program milestones. A pilot reaches its first delivery in two to three weeks, and a standing program reaches full rate in four to six weeks. Those assume capture coverage is already in place. On-demand top-ups run against the same spec and accept criteria after each training run. A batch size and a later-batch turnaround are Not stated, so both are quoted against your spec.
The spec
You describe the envelope and mailer jobs, the environment and the sequence your policy needs. We turn that into a written spec covering tasks, environments, capture tier, annotation depth and accept criteria, then quote reach, timeline and price before any capture begins. This is the custom egocentric data collection route that every Firsthand task family follows.
A Spec Pilot, a small and fast first batch, can prove the spec and accept criteria before you scale. Every collection ships under a perpetual, buyer-owned commercial license, with a reject log and signed accept criteria on every batch.
At a glance
Every collection runs through the same seven-stage end-to-end custom collection pipeline. End-to-end custom data collection is a managed service that takes an AI data need from problem to owned dataset in a single accountable pipeline.
What the site states
| Where it appears | What the site states | Used on this page as |
|---|---|---|
| Task catalog, Office Document Station | A "Stuff + seal envelopes" row rated Medium and a "Pack + tape mailer" row rated Easy, recorded with a multiview rig and handheld grippers, Available on request | The two stated tasks |
| Environment description | A desk-and-document station with a printer and tray, binders, a stapler, a label maker and mailers | The stated setting |
| Capture mode definitions | A multiview rig records a staged working set while the operator uses handheld grippers, so demonstrations map onto a robot end effector | How both rows are recorded |
| Packing and kitting page | Lists packing a mailer and taping it shut and stuffing and sealing envelopes among smaller-scale packing in office settings | Where the two jobs sit in the wider packing family |
| Mailroom and document handling page | Mail, filing, scanning and collating jobs, with the Office Document Station rows recorded on a multiview rig with handheld grippers | The broader mail workflow this page narrows from |
Task rows
| Environment | Catalog task and description | Skill | Capture | Status |
|---|---|---|---|---|
| Office Document Station | Stuff + seal envelopes: insert documents and seal envelopes | Medium | Multiview rig and handheld grippers | Available on request |
| Office Document Station | Pack + tape mailer: pack a mailer and tape it shut | Easy | Multiview rig and handheld grippers | Available on request |
Compare
| Page | What it covers on this site | How this page differs |
|---|---|---|
| Egocentric mailroom and document handling data | Mail handling, filing, scanning, printing and document station rows, including stuffing and sealing envelopes, with head-mounted phone or multiview rig rows in Office and Professional Services | This page is dedicated to the envelope and mailer rows and their multiview rig with handheld grippers setup |
| Egocentric office printer and shredder data | Two document station rows: Load tray + clear jam and Shred documents | Different rows; this page covers envelopes and mailers, not trays, jams or shredding |
| Egocentric packing and kitting data | A task family of carton, bundle, weigh and seal, bag, kitting and mailer rows across several environments | This page narrows to the two document station rows, not cartons, kitting or weighing |
| Egocentric video data of office and desk tasks | The whole office sector: desk work, filing, scanning, printing, mail handling and twelve document station tasks | This page narrows to two of those twelve document station tasks |
| Egocentric postal sorting data | Sorting letters and parcels by route into pigeonholes and trays | Sorting mail by route, not preparing an envelope or a mailer |
Streams and labels
| Item | Status on this site | Why it matters for envelope and mailer work |
|---|---|---|
| Head and wrist RGB, depth | Stated; ten streams synced under 2 ms | Keeps the sheet, the flap and both hands on one timeline |
| 3D hand pose, per-joint visibility | Stated | Flags a hidden finger when a hand covers the sheet or flap |
| Contact and grasp events | Stated | Marks when a hand meets or releases a sheet, an envelope or a mailer |
| Action segments | Stated; frame-accurate | Separates inserting, sealing, packing and taping inside a session |
| Stereo pair on these two rows | Not stated for the rows; stereo is a general offer agreed in the skill spec | Raise it in the spec if your policy needs it |
| Paper sizes, stock, envelope types, mailer types, tape types | Not stated | Defined in the spec |
| Task durations, cycle times, throughput, number of sites or episodes | Not stated | Defined in the spec |
| Force or tactile data | Not in standard capture; a separate pilot-ready glove tier exists, and its use on these rows is Not stated | Added through the glove tier if needed |
| Readable names, addresses or document content | Not in delivered video; blurred at ingest and confirmed by human review | Raise any content need before the spec is signed |
| Success or quality labels, certifications, robot results | Not stated | Defined in the spec if needed |
Formats
| Format | What the official documentation states | Used for here |
|---|---|---|
| RLDS | An ecosystem of tools to store, retrieve and manipulate episodic data; a dataset is retrieved as episodes, and each episode holds a dataset of steps (RLDS repository README) | Episode-based training loaders |
| LeRobot | LeRobotDataset v3.0 is a standardized format for robot learning data, including multi-camera video, with many episodes stored per Parquet or MP4 file (LeRobot documentation) | LeRobot dataset format and tooling |
| WebDataset | Tar files in which files that belong together share a basename, with shards numbered in sequence (WebDataset README) | Sharded streaming for large training runs |
| HDF5 and zarr | Stated by Firsthand only | Array storage for custom pipelines |
| Rerun .rrd | Stated by Firsthand only | Multi-stream synchronized playback for review |
Example footage
One real clip already published on this site. It is a format and rig example: a head-mounted stereo capture with hands in frame. It does not show an envelope or a mailer, and it is not an example of the multiview rig with handheld grippers these rows use.
No clip of an envelope or mailer task is published on the site, so this is the nearest first-person clip. Request a sample to see the delivered files. See stereo sample page, stereo + wrist-cam example videos, request an egocentric data sample.
FAQ
Sources
Tell us the envelope and mailer jobs and sequence your policy needs to handle. We will quote reach, timeline, and price against a written spec, scoped and recruited to that spec.