OT-2026-000021560
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
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-2026-000021560) never changes.
Identity and time
| Publication number | OT-2026-000021560 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-777f-a032-fd31b176a6e6 · 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-2026-000021560 |
| Status | PUBLIC |
Content hashes
| Canonical text | df2669ef038ba595f170743a662db4d4c30248d3e776f739fe716b0b1ed44883 |
|---|---|
| Markdown | 5eaeed5141a744d6b9db34adcbf408d36cbd193accee34d41d72daee6cc662b6 |
| Publication page | 674635e1878eea9eca1ba67d1610db7c6cdb155326464aad9d750b981f384d2f |
| Manifest | 5a7f38bb96f83f77d5742dcf6b742530c8065b82806f8a36307df5d2a026cd9c |
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 | GthMlUhc5skz2TUwS00mBMY/gRVC+wBriAPdutSNK41VfI9ctj1nFAcJw/CA/sbaJ+ZgNTyZ8SaauSzI5cB5Bg== |
| 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
| 2026-09-17T11:55:28.825584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021560observed 674635e1878eea9eca1ba67d1610db7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:28.808202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021560/manifest.jsonobserved 5a7f38bb96f83f77d5742dcf6b742530...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.788739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021560/publication.mdobserved 5eaeed5141a744d6b9db34adcbf408d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.770833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021560/publication.txtobserved df2669ef038ba595f170743a662db4d4...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. |
|---|