OT-2026-000020453
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000020453) never changes.
Identity and time
| Publication number | OT-2026-000020453 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7a32-aade-4d37ec564541 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ed5c3488077b8607cf61149e8b07386bc446dfd98c3b8fdec0f18d3dbc63141 |
|---|---|
| Markdown | 7aa9b741034914b9bfe7f210c1936f12e69c9d6ba3349e6724345436103312ad |
| Publication page | ec3c88b3d6b4985e151cddf78300a44c7e1f2b78c84f9970f295f1e9f72953e2 |
| Manifest | 9d27ad92c157ca00c563f008c6e3c018af4131c80c85d2d8cd133b26f3a61b36 |
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 | uG/YJnYiQ/Tk+WNwF+7gWHypwfIH1Z0m3VUnST7OlhStn7HzgRGSP+PT/6lQUfavCA0ycXnlpKNEIOutqCsuDg== |
| 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
| 2026-09-17T12:00:23.031296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453observed ec3c88b3d6b4985e151cddf78300a44c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:23.012647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/manifest.jsonobserved 9d27ad92c157ca00c563f008c6e3c018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:22.994306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/publication.mdobserved 7aa9b741034914b9bfe7f210c1936f12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:22.716227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/publication.txtobserved 7ed5c3488077b8607cf61149e8b07386...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.591771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453observed ec3c88b3d6b4985e151cddf78300a44c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.573350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/manifest.jsonobserved 9d27ad92c157ca00c563f008c6e3c018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.554361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/publication.mdobserved 7aa9b741034914b9bfe7f210c1936f12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.535881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020453/publication.txtobserved 7ed5c3488077b8607cf61149e8b07386...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. |
|---|