OT-2026-000029927
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before 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-2026-000029927) never changes.
Identity and time
| Publication number | OT-2026-000029927 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7f58-b133-9e022092f321 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029927 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf436a3166774edae65e4af71f725ba043b2a11116702aa4c1197867abfa4a37 |
|---|---|
| Markdown | 57a7831e575f0b076c70ec8140fdb8b093e4533af750b0e7d4a805c8ab27ffdf |
| Publication page | 508323db8f9bb6d3b676a04a1138a2fe963957538c575bd1c310310aedc69ebd |
| Manifest | c154a7606982f7f97b65069ed95315e93086cb6285c300e0d9459a78c66462b6 |
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 | s96o8TEE10A6zyIv81/s4I7iUOQBqXoPqHkJJn0/vtWznXXLRoU5d2DT0JS3F39FwZcBfwN8OwnhuzscCMXiDQ== |
| 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
| 2026-09-17T11:38:38.169386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029927observed 508323db8f9bb6d3b676a04a1138a2fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:38.147704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029927/manifest.jsonobserved c154a7606982f7f97b65069ed95315e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:38.131796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029927/publication.mdobserved 57a7831e575f0b076c70ec8140fdb8b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:38.114939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029927/publication.txtobserved cf436a3166774edae65e4af71f725ba0...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. |
|---|