OT-2026-000032793
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after set-down, on a tool changer
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-2026-000032793) never changes.
Identity and time
| Publication number | OT-2026-000032793 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4841-736e-ba6f-06b968b3564e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032793 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5c970eaa901208072fc6bb3052f3c636f4da725e3d4026713aac22a7589ede4 |
|---|---|
| Markdown | b708bb035dc030f1f2331e22415bac34579f15ee434ae3f423002c09682586d6 |
| Publication page | 0e0e049ae647fb95c552f5dd4512b92affc8bbf352ed6dd6d5aafad0389d96c3 |
| Manifest | 7614ce8c858402d5dd445828b2ffb003fe668f4719c5bfca3044130d89ac9804 |
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 | ejlnaOQfmOwXlGLM2oZwtcRS3FHbbu3J0GLvQIY6n6sScZTATvZ6plbu4DirMJjdHFLDyUdHIqdxcoLb6+KlDg== |
| 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
| 2026-10-31T04:23:41.323209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793observed 0e0e049ae647fb95c552f5dd4512b92a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T04:23:41.279550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/manifest.jsonobserved 7614ce8c858402d5dd445828b2ffb003...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:23:41.264752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/publication.mdobserved b708bb035dc030f1f2331e22415bac34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-31T04:23:41.183140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/publication.txtobserved a5c970eaa901208072fc6bb3052f3c63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:20.117798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793observed 0e0e049ae647fb95c552f5dd4512b92a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:20.048956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/manifest.jsonobserved 7614ce8c858402d5dd445828b2ffb003...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:19.975103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/publication.mdobserved b708bb035dc030f1f2331e22415bac34...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:19.877952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032793/publication.txtobserved a5c970eaa901208072fc6bb3052f3c63...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 |
|---|