OT-2026-000021362
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000021362) never changes.
Identity and time
| Publication number | OT-2026-000021362 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-73e1-85d3-5eab3f9fe8b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021362 |
| Status | PUBLIC |
Content hashes
| Canonical text | b82904fc96eef091057238a0e715aea6d2e19fa681af523eb62e26870117cbd3 |
|---|---|
| Markdown | 34b0a92b319105921e84d35d62dcbeff5749e036d0f519389455ac5f78ed160a |
| Publication page | 29af725e674b5f9f60dbb14f1b4d1fe8687dff34aeafa459e69cd45a561b4d52 |
| Manifest | ba3e3e76d09478f9b9c191b2d19e8de4ddebe40a77e7d92fa11a6a001a1ce63c |
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 | HoAiDbaWPdxzXUoOkaCv28TamX47NMmzphgf5XvnjRJzY5oxQJ6l28ykb/2txpPaCAcqwyBl/DDflNyHrMIeAA== |
| 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
| 2026-09-17T11:55:13.529383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021362observed 29af725e674b5f9f60dbb14f1b4d1fe8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:13.510550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021362/manifest.jsonobserved ba3e3e76d09478f9b9c191b2d19e8de4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:13.490504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021362/publication.mdobserved 34b0a92b319105921e84d35d62dcbeff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:13.471196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021362/publication.txtobserved b82904fc96eef091057238a0e715aea6...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. |
|---|