OT-2026-000021564
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000021564) never changes.
Identity and time
| Publication number | OT-2026-000021564 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-710c-9e36-f713095ed9bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021564 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee433a980553ebf1611f5f1a4f76bb98f8b47e80ed8a1b7512abfe682bf6af70 |
|---|---|
| Markdown | 0f69e74eb298c69379f7673efcd7e862bbe8b129d6281fcac2947138b2105874 |
| Publication page | 730cbef94366feef7bfc68f77c513ae13eafc3cf9ed292133879a1792824544d |
| Manifest | 342d376a0a712221ceca6640b0b1c0f4e2759aea98616a614093c54178596810 |
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 | jM4y8OstqVyzPuRdDie6q9XlCCXV6xu4muBkk1Rl4PuHXIuCWe+V8bA9Y9A5z3i6a0juUxacc7U1hix9D59ECQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:29.116726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021564observed 730cbef94366feef7bfc68f77c513ae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.098611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021564/manifest.jsonobserved 342d376a0a712221ceca6640b0b1c0f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.082027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021564/publication.mdobserved 0f69e74eb298c69379f7673efcd7e862...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.065712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021564/publication.txtobserved ee433a980553ebf1611f5f1a4f76bb98...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. |
|---|