OT-2026-000049318
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000049318) never changes.
Identity and time
| Publication number | OT-2026-000049318 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-7596-bd3f-e31cc91a425a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049318 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9829907f75eb00cf598dee3c8b91b1c2f2a30710bdacbf8bddfc82c48c4e07ee |
|---|---|
| Markdown | d2a723a9df77bf674eff912a7aeff3f595c5b7f2539a32876effbfabc495d261 |
| Publication page | 7a3407d9776f8822bb31ab93613b287807a20ee19140c7e148c7d354a2a86aeb |
| Manifest | 64135b090330fe46ee957d9fb9464d0647360c922882e3f0ed02970993a2dbf6 |
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 | ycNmuVmrbpigW8x9BpqUoHgONM2HEW9K+PfNVd6hG5ehtJoL/VYj9DLZEGl3oLtN6rlsRly+yaqXfiTptWxbCA== |
| 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
| 2026-10-13T08:41:55.061409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318observed 7a3407d9776f8822bb31ab93613b2878...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-13T08:41:55.009790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/manifest.jsonobserved 64135b090330fe46ee957d9fb9464d06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T08:41:54.959501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/publication.mdobserved d2a723a9df77bf674eff912a7aeff3f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T08:41:54.902807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/publication.txtobserved 9829907f75eb00cf598dee3c8b91b1c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:42:12.713458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318observed 7a3407d9776f8822bb31ab93613b2878...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:42:12.626862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/manifest.jsonobserved 64135b090330fe46ee957d9fb9464d06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:42:12.527938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/publication.mdobserved d2a723a9df77bf674eff912a7aeff3f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:42:12.408506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049318/publication.txtobserved 9829907f75eb00cf598dee3c8b91b1c2...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 |
|---|