OT-2026-000037236
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000037236) never changes.
Identity and time
| Publication number | OT-2026-000037236 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-7510-b058-b73d4f40caea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037236 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b5a3b0e17afc568be6eb0f6b00346b9b1a8b6bba8bd8e4da4db00c3d37cdcbd |
|---|---|
| Markdown | 79bc92ff58aae25245c9da66892687d6bd1d066813a1a0cd6fc5539204217dd3 |
| Publication page | b226885ddc9fa99d95230b5778c1e6b489ae1a757ab5e75fb9bff84ca45b42ee |
| Manifest | 4980f2cff3d0ea3ed0fa7257792ccb31b941a515eb3d0177a5e673bfc4b9c4f7 |
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 | a6Lp/S4VXRUmfp7XG1W+9yKJRCTCPpxQ2+c7Q6XemGXszwvYLMK3uXjhW8Lu9dcVtXxv0tMty0Rn9yf4RtWSCw== |
| 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
| 2026-11-02T12:41:49.845804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236observed b226885ddc9fa99d95230b5778c1e6b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T12:41:49.747706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/manifest.jsonobserved 4980f2cff3d0ea3ed0fa7257792ccb31...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:49.646276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/publication.mdobserved 79bc92ff58aae25245c9da66892687d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:49.536570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/publication.txtobserved 9b5a3b0e17afc568be6eb0f6b00346b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:14.133375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236observed b226885ddc9fa99d95230b5778c1e6b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:14.083523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/manifest.jsonobserved 4980f2cff3d0ea3ed0fa7257792ccb31...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:14.033251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/publication.mdobserved 79bc92ff58aae25245c9da66892687d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T20:41:13.985443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037236/publication.txtobserved 9b5a3b0e17afc568be6eb0f6b00346b9...fetched by grabo-systems from 34.44.131.203, 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 |
|---|