OT-2026-000030573
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000030573) never changes.
Identity and time
| Publication number | OT-2026-000030573 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e505-7e93-ae26-b632d35a8203 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030573 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ee8954b283406f6f82b36900e4f8d42c3bc1e9a15f182a3ac5d716898a9df07 |
|---|---|
| Markdown | 15c5c8834884b380fab9e773e148907a1d346a767e383f02d51c66663cf4b529 |
| Publication page | 81b8fd67240aeea28ed416efe8b03be51d35b1070362897a0c19c89db625dc46 |
| Manifest | 18753397a1de189943e4459020a05892c8038e743944a3f7faa9f1475103684d |
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 | iispm1fl2uPMDaP/VhlqKXRrLgkrIPiXS0DFhKFmuxQFfdMQE6AAPFszo5uljKDFXoPDo9Cf66Q/9Ha1GTcMBw== |
| 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
| 2026-09-17T11:38:26.759722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030573observed 81b8fd67240aeea28ed416efe8b03be5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:26.742834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030573/manifest.jsonobserved 18753397a1de189943e4459020a05892...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:26.724723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030573/publication.mdobserved 15c5c8834884b380fab9e773e148907a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:26.707176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030573/publication.txtobserved 3ee8954b283406f6f82b36900e4f8d42...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. |
|---|