OT-2026-000057257
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000057257) never changes.
Identity and time
| Publication number | OT-2026-000057257 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-7b20-abdb-f1935041806a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057257 |
| Status | PUBLIC |
Content hashes
| Canonical text | ce39bb3dd1f155d7fc79b449d0b44cfc45b7db111f39f5cc99b6fc4b1bb09c02 |
|---|---|
| Markdown | 4b169a60d9974b1997bd61d0011472ca6202613517fd957d88e0d01c18bd6547 |
| Publication page | d04649de25267ceef10026d0a22e375f59c91c526daf3184692e8683e4a384fd |
| Manifest | 00a08505cad8dbffafdd9ddf04022898c2c8d679f8eb6dd67522973f077b6630 |
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 | 4RggXANeZmbMCAztOxEvizyq/78R2ujFAezOdBJBrX1ueb07aTr4pS4nFWnUEjcBfPSvQGKk97ld4IBFzS6DBw== |
| 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
| 2026-09-17T10:50:19.556796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257observed d04649de25267ceef10026d0a22e375f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:19.538429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/manifest.jsonobserved 00a08505cad8dbffafdd9ddf04022898...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.521375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/publication.mdobserved 4b169a60d9974b1997bd61d0011472ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.501480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/publication.txtobserved ce39bb3dd1f155d7fc79b449d0b44cfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.125139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257observed d04649de25267ceef10026d0a22e375f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.108631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/manifest.jsonobserved 00a08505cad8dbffafdd9ddf04022898...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.090950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/publication.mdobserved 4b169a60d9974b1997bd61d0011472ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:25.073881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057257/publication.txtobserved ce39bb3dd1f155d7fc79b449d0b44cfc...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. |
|---|