OT-2026-000030766
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030766) never changes.
Identity and time
| Publication number | OT-2026-000030766 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-7f18-9e4b-1149983dde42 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030766 |
| Status | PUBLIC |
Content hashes
| Canonical text | 341960c480c394f4597105286f067574bc052f27be717ad2058d47a57145747e |
|---|---|
| Markdown | 5371e9ad6f37cd180034ec4275c1dd7865c4cd3ec9aec67a19a81cd2c6d89d13 |
| Publication page | a9b9b51250b379012a66d5122d378569c9631c4c5a3c54a71864a7c1a8aab46f |
| Manifest | c21e3b09f83bdcc77c0ebb09f11bc7dd94cfaadf41a660b77bd53a815d07cf0b |
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 | c4XN4OXd/hEz3OQ+lC2WKHSlWkZmBQWUKEodT4fOkeVTMxC0hgxvHWba7zfd5AWvfZjep8ytJKfX9JmrNlF+DA== |
| 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
| 2026-10-12T12:41:50.153295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766observed a9b9b51250b379012a66d5122d378569...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T12:41:50.074354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/manifest.jsonobserved c21e3b09f83bdcc77c0ebb09f11bc7dd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:49.980290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/publication.mdobserved 5371e9ad6f37cd180034ec4275c1dd78...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:49.874865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/publication.txtobserved 341960c480c394f4597105286f067574...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.234700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766observed a9b9b51250b379012a66d5122d378569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.218483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/manifest.jsonobserved c21e3b09f83bdcc77c0ebb09f11bc7dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.200872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/publication.mdobserved 5371e9ad6f37cd180034ec4275c1dd78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:43.185410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030766/publication.txtobserved 341960c480c394f4597105286f067574...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
| 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 |
|---|