OT-2026-000018261
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000018261) never changes.
Identity and time
| Publication number | OT-2026-000018261 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7896-8805-4ef22e558146 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c41be127945b0c6fd37431e597adc3b7a1486acc91fc70c08009d6b2077fd72 |
|---|---|
| Markdown | c87e18b6b3b72bc8ecbf70956a3ce530f054becb8832f6e0d8de8fa3f1d52a42 |
| Publication page | 1654b167d21b1ee2b7a36ea14e05f4fd198b39a28228ebc0f867735f92243c9a |
| Manifest | fd4f1c497f26bce84d5e32a43f9b4727e36b5658cdd27b3188f10624cf869715 |
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 | M3fKE9FOuWK5dhwsVrKDcjHoJt8CXNauKBa7fSB4/Bkkl2gQ+T/k2rrv4XyHgGnz7lf3t64Al/okM/v/0wE1Cw== |
| 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
| 2026-10-15T08:41:47.911312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261observed 1654b167d21b1ee2b7a36ea14e05f4fd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T08:41:47.862118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/manifest.jsonobserved fd4f1c497f26bce84d5e32a43f9b4727...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:47.756640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/publication.mdobserved c87e18b6b3b72bc8ecbf70956a3ce530...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:47.521335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/publication.txtobserved 6c41be127945b0c6fd37431e597adc3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:54.992083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261observed 1654b167d21b1ee2b7a36ea14e05f4fd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:54.895482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/manifest.jsonobserved fd4f1c497f26bce84d5e32a43f9b4727...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:54.815903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/publication.mdobserved c87e18b6b3b72bc8ecbf70956a3ce530...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:54.621794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018261/publication.txtobserved 6c41be127945b0c6fd37431e597adc3b...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 |
|---|