OT-2026-000012359
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000012359) never changes.
Identity and time
| Publication number | OT-2026-000012359 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f6-7d77-9cfd-052b363836a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012359 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71b8a8076dd61e15e232a9ef3812189cc34bffcc25daaecca49270a4149ca627 |
|---|---|
| Markdown | 874403c89b5ec98f40b0ccc00fd49f2ca08a85f280fded01a71d468087b67495 |
| Publication page | 517a4c72132ddd2f9be65448d0a0a708f7b141858b69185f50b397284fdd14d2 |
| Manifest | 71ba1244fe100e24e95373c15c669c684b402904eaf6674fd6bc613621222d3b |
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 | +BT2MK93UhrBlcjRBCvWoFywzLa2NC2wGFuJbChfme9o4UVd/OVjR/gvCFYbMxixEkIW4p3jGHquNZ0uVMq2Cg== |
| 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
| 2026-10-29T04:41:20.555499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359observed 517a4c72132ddd2f9be65448d0a0a708...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:20.499100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/manifest.jsonobserved 71ba1244fe100e24e95373c15c669c68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:20.428896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/publication.mdobserved 874403c89b5ec98f40b0ccc00fd49f2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:20.316445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/publication.txtobserved 71b8a8076dd61e15e232a9ef3812189c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:44.505991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359observed 517a4c72132ddd2f9be65448d0a0a708...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:44.455707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/manifest.jsonobserved 71ba1244fe100e24e95373c15c669c68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:44.393428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/publication.mdobserved 874403c89b5ec98f40b0ccc00fd49f2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:44.327801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012359/publication.txtobserved 71b8a8076dd61e15e232a9ef3812189c...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 |
|---|