OT-2026-000014526
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000014526) never changes.
Identity and time
| Publication number | OT-2026-000014526 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-b27b-79ed-b5fe-d38b97cfd306 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:39.853300Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000014526 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e8c2fcf58a066700dc04eb417110e5c3d85019420fef465d1a651204ed81b3a |
|---|---|
| Markdown | 54501e00370295921030c1c865653e8918bb4a36b360989eeeb0b20af85ee313 |
| Publication page | 1778448d2ca9af73dfd11d20061affac0a1917f71518a367c74331463191eb4d |
| Manifest | ecdfb78495d9bff3a42d58e6cd5439bdbae69fbd1a266df77ecd32a9e54276a0 |
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 | OuS0HIocXELT4qQVu8Lg7Eftkt7KxAymSqKpLJMmiV3GxPcUF6WXIanBcZMOrKiaHb+5Y3A6pJL6Qu6nSbhoBg== |
| 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
| 2026-10-17T12:41:53.675356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526observed 1778448d2ca9af73dfd11d20061affac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T12:41:53.583549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/manifest.jsonobserved ecdfb78495d9bff3a42d58e6cd5439bd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:53.533987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/publication.mdobserved 54501e00370295921030c1c865653e89...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:53.480511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/publication.txtobserved 8e8c2fcf58a066700dc04eb417110e5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:45.291083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526observed 1778448d2ca9af73dfd11d20061affac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:45.155815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/manifest.jsonobserved ecdfb78495d9bff3a42d58e6cd5439bd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:45.075273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/publication.mdobserved 54501e00370295921030c1c865653e89...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:44.988787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000014526/publication.txtobserved 8e8c2fcf58a066700dc04eb417110e5c...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 |
|---|