OT-2026-000083621
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, sustained 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-2026-000083621) never changes.
Identity and time
| Publication number | OT-2026-000083621 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0416-72a1-b046-4e0de6620987 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083621 |
| Status | PUBLIC |
Content hashes
| Canonical text | d50a5a0bd3ce230f753049c79394ca3233e41825149276fcaa6c516edcdca364 |
|---|---|
| Markdown | 365e6794c4c1db9034afd82606cc0317a4666aafd7adb7a5736ef797578defe5 |
| Publication page | 31fc2d9a77ad0359a60e831e6d621a16db9e6e760e85b8cc2f6802e46c264ad1 |
| Manifest | eedeabcb5cd379406b643e16994870e2ceaccdff4c5966ac7cc72a0c963e5b9d |
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 | s7QYk2MZFSbnQPM3+83YDQIw/P/RfMbDPDB+rmBJ3lStw8CNiSIJAYdKFXBwIvmf6/8vlfZCC4Mb5B/zHtQdBA== |
| 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
| 2026-09-17T09:57:13.629406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083621observed 31fc2d9a77ad0359a60e831e6d621a16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:07.193925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083621/manifest.jsonobserved eedeabcb5cd379406b643e16994870e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:07.176314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083621/publication.mdobserved 365e6794c4c1db9034afd82606cc0317...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:07.159068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083621/publication.txtobserved d50a5a0bd3ce230f753049c79394ca32...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. |
|---|