OT-2026-000076156
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down
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-2026-000076156) never changes.
Identity and time
| Publication number | OT-2026-000076156 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-701b-9c74-1d518b7506e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076156 |
| Status | PUBLIC |
Content hashes
| Canonical text | b54e3a228fbeb6c382479599e90ed38679c5795eec638d34a157ff4a1129536a |
|---|---|
| Markdown | 56b027c7269bf6e28958ee863a1f335c1891307ef4bfe341f1a88cdd05af57be |
| Publication page | cd383cb215ab60a0a08f1af4d67847e3a6398164ee351b75539f577a6040fd1a |
| Manifest | 672a37f875dd7b18d26ff78f112b4bbd3c5870cf122433e7df9168c4e9002fc8 |
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 | oEwKGrmT42qgAGUBLxw0AIjKQeXY01nrbyiojwVVieeXl3nhIIzGRSN9BZemuhdyd3Rj5v4XRPwYahSUm2iXBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-29T12:41:53.187092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156observed cd383cb215ab60a0a08f1af4d67847e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T12:41:53.137866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/manifest.jsonobserved 672a37f875dd7b18d26ff78f112b4bbd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:53.090196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/publication.mdobserved 56b027c7269bf6e28958ee863a1f335c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:53.013619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/publication.txtobserved b54e3a228fbeb6c382479599e90ed386...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:36.599490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156observed cd383cb215ab60a0a08f1af4d67847e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:36.574521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/manifest.jsonobserved 672a37f875dd7b18d26ff78f112b4bbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:36.523016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/publication.mdobserved 56b027c7269bf6e28958ee863a1f335c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:36.302142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076156/publication.txtobserved b54e3a228fbeb6c382479599e90ed386...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|