OT-2026-000029601
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000029601) never changes.
Identity and time
| Publication number | OT-2026-000029601 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-79ca-a946-8d30367acb10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029601 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85ecf259f6b8abfdfb76e246d82c6e0a1e287dbe70e2b87934aadbc652bc4276 |
|---|---|
| Markdown | af7558c849290f4153e0cadad361a30f5e8baea244f85761c747781b9067c9be |
| Publication page | fc966b118c8a3365b4b1e5297066a47eee82ddfd6095b2d4050edf574d4e2d28 |
| Manifest | 188e7b78504aea51d4b4858e8833b93d1aebb2992e3850b3cc3bf791b00de9f9 |
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 | +vzhOYB5WbYi9G+NBKSxHpzS6QD62ey9lGTXQl3k3qQVgWhFFe6NGth0ZCTFBb5zOcKp/av254FdkXRK0oB+AQ== |
| 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
| 2026-10-12T04:23:04.343318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601observed fc966b118c8a3365b4b1e5297066a47e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T04:23:04.327961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/manifest.jsonobserved 188e7b78504aea51d4b4858e8833b93d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:04.304885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/publication.mdobserved af7558c849290f4153e0cadad361a30f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:23:04.145327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/publication.txtobserved 85ecf259f6b8abfdfb76e246d82c6e0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-21T16:41:36.316116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601observed fc966b118c8a3365b4b1e5297066a47e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T16:41:36.221525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/manifest.jsonobserved 188e7b78504aea51d4b4858e8833b93d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T16:41:36.171813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/publication.mdobserved af7558c849290f4153e0cadad361a30f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T16:41:36.107635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029601/publication.txtobserved 85ecf259f6b8abfdfb76e246d82c6e0a...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 |
|---|