OT-2026-000077341
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000077341) never changes.
Identity and time
| Publication number | OT-2026-000077341 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7e2d-b5b2-010f6670fbd0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077341 |
| Status | PUBLIC |
Content hashes
| Canonical text | c67cd71d7c31585e02e2d9b8f596a526767800ab7c23affbf7b4369cbfbb7e7b |
|---|---|
| Markdown | 1b54d1cd7c022f5520b2579a4e864b77f0b0af3849a981e635aba589802a45e4 |
| Publication page | 7cba5f353b8c6b33ffbbff1f2c866ffac931982c32b3f497f745f8db085b0b0a |
| Manifest | 30b4b1680c22c13f7987a48538732ad57cb914631c8300255677704957ae9c6d |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | zZXz0BOwbmlacq14AqG4D2Wvy6KWr9gZtrpJqh6uLYmfik+kfVz+w/ryx0JinZJ8b/4qGDPXX/MSYovqD31dCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:58.948333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077341observed 7cba5f353b8c6b33ffbbff1f2c866ffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:58.926296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077341/manifest.jsonobserved 30b4b1680c22c13f7987a48538732ad5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:58.908489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077341/publication.mdobserved 1b54d1cd7c022f5520b2579a4e864b77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:58.892119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077341/publication.txtobserved c67cd71d7c31585e02e2d9b8f596a526...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|