OT-2026-000051750
Publication integrity record
Foam pad vacuum gripper, two stage ejector, vented 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-2026-000051750) never changes.
Identity and time
| Publication number | OT-2026-000051750 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c83-71c6-a940-3ad2f138e9e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051750 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ae0d7ff010cddd5c9face4d650192172968414994a611dd1b8573d73d590d0e |
|---|---|
| Markdown | 5b8a02dc23431da3dd2e3ac48876e0844b8dbd03084de5c1816f5d3fd07c3774 |
| Publication page | 7c5307fe481e49e63dcc0b65bafa6d82d9a77b891752a64989cef92def7c0f51 |
| Manifest | 9e8616fb18af6e52fa3bf490f5b9341accd10d864ef7797f1aae456a0535b9f5 |
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 | ABiURj+Y0Y10uR+3M6Ck1eYxmwJ4kZ11RBOlsesR2NvvAzFXNDOLnOH/vl12hrehallF+jSZqpkE74VCOXDnBA== |
| 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
| 2026-09-17T10:58:38.883359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051750observed 7c5307fe481e49e63dcc0b65bafa6d82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:38.863874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051750/manifest.jsonobserved 9e8616fb18af6e52fa3bf490f5b9341a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:38.843638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051750/publication.mdobserved 5b8a02dc23431da3dd2e3ac48876e084...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:38.824734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051750/publication.txtobserved 8ae0d7ff010cddd5c9face4d65019217...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. |
|---|