OT-2026-000029431
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000029431) never changes.
Identity and time
| Publication number | OT-2026-000029431 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e20-70f0-80ea-d494bdcf00c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029431 |
| Status | PUBLIC |
Content hashes
| Canonical text | e5ce5587f617567d2dc2860e7b0cc9dc8eb0c812d6e8aa62c5e2e5540cf08762 |
|---|---|
| Markdown | f0f51f368d03eed92e6ae23f9525723c965d2e5988dc10b545155f26f2f74e3b |
| Publication page | f55759661650f630c5c57a806f15c3ba3c6b6927711a2d4e978e70ef87c18177 |
| Manifest | 6102f665ee13397eb241e224f39fe767ecac899880bddc0ddafd67b97d326d6c |
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 | J6hkNb34lk2zwS8esdgRMp9fCWuN5S1z3axS/FcUp3wPjPKy7dlPtuGfLVR2Sbuqh9TEAttbHdIojOuZs6F1CQ== |
| 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
| 2026-09-17T11:39:02.574048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029431observed f55759661650f630c5c57a806f15c3ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:02.554959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029431/manifest.jsonobserved 6102f665ee13397eb241e224f39fe767...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:02.537955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029431/publication.mdobserved f0f51f368d03eed92e6ae23f9525723c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:02.520623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029431/publication.txtobserved e5ce5587f617567d2dc2860e7b0cc9dc...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. |
|---|