OT-2026-000029469
Publication integrity record
Two cup vacuum gripper, two 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-2026-000029469) never changes.
Identity and time
| Publication number | OT-2026-000029469 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-79d8-a84f-c40158667e7c · 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-2026-000029469 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7abea5e5f0f2136126d319edba03958f8693cd4c06be486cc52d6402a7d123b7 |
|---|---|
| Markdown | d424a815fe501fc3dc084a48c617ae6939ff0eb315753a9d8527fd5ffa0bee56 |
| Publication page | 71d7f1b21c6b8b51174576e3e8b95713b21facd60b26ddff56c04e232b8dd1f6 |
| Manifest | 5220ca213799bcc3023d5bd504787a2cc5f45b95ad7d4104c9359857d19f4c39 |
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 | cfqE3REVY8niqxPpNtGWp+OQo1zWKt3sV2o+hslhXx4qQC4XbBZx1d8tVOilAEYj0dRCF06i48IF6BdhdXZRBg== |
| 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
| 2026-10-14T00:41:53.436309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469observed 71d7f1b21c6b8b51174576e3e8b95713...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-14T00:41:53.350892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/manifest.jsonobserved 5220ca213799bcc3023d5bd504787a2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:53.301316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/publication.mdobserved d424a815fe501fc3dc084a48c617ae69...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T00:41:53.144977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/publication.txtobserved 7abea5e5f0f2136126d319edba03958f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:19.810098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469observed 71d7f1b21c6b8b51174576e3e8b95713...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:19.736808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/manifest.jsonobserved 5220ca213799bcc3023d5bd504787a2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:19.629706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/publication.mdobserved d424a815fe501fc3dc084a48c617ae69...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:19.418628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029469/publication.txtobserved 7abea5e5f0f2136126d319edba03958f...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 |
|---|