OT-2026-000054899
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000054899) never changes.
Identity and time
| Publication number | OT-2026-000054899 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7b99-b7b3-6679ae9fb1f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054899 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8fc0c6ab3e3e7998e66624b6ec38a51256251549a161964dd8855668f86bc4d4 |
|---|---|
| Markdown | 60775f227a087b9820c0667f61abb705142027ce1ddd8e05062e98be5ddaa3e1 |
| Publication page | e702c6bf9a001bcb1f18810c701930c86d70dc414569e849b2b8532bf0502a1b |
| Manifest | 01af4cbe9601e4c29a7c71e86c2fbc019a6edd3f88a9705c9746a9a9bf31e33e |
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 | TalMlOONULv4sjAVyfizsapoOUWH6SnA4LGSumyxvhCtfEiRPH/g4XoAH9r3u5dUWZSSzavL0gRBVCZQmE4/Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:07.689032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054899observed e702c6bf9a001bcb1f18810c701930c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:07.670639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054899/manifest.jsonobserved 01af4cbe9601e4c29a7c71e86c2fbc01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:07.649997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054899/publication.mdobserved 60775f227a087b9820c0667f61abb705...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:07.630303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054899/publication.txtobserved 8fc0c6ab3e3e7998e66624b6ec38a512...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. |
|---|