OT-2026-000051521
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000051521) never changes.
Identity and time
| Publication number | OT-2026-000051521 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c80-7ba1-af29-960f56ea46a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d06bccae36cadbe4f543b1e30eda39fcbbddfa342ab070130ea17ccf0ebab51 |
|---|---|
| Markdown | b3b50abaf6843b95079a597077e332fe462c68b4f9d8fdea0bfa13c12a4a8f2b |
| Publication page | 8bc3e3196ae4d7928ba4ff2cc9bcfe6b074ce35d9be598a6ac6a473449cc250c |
| Manifest | 4e48369efa605eee9df9bc7ba7f2134b84c8f239c3a15cdcc634aac8f9040e71 |
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 | 9+c4jqWpzaPy1Hx4TpBlFg0QGYsjFa5/JZ/TdYQDvahyHPf4YVi3K+cQNX5xIkkk8qfV6TfN9uAH/AJJnaRYCQ== |
| 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
| 2026-09-18T04:23:30.526558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521observed 8bc3e3196ae4d7928ba4ff2cc9bcfe6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T04:23:30.507033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/manifest.jsonobserved 4e48369efa605eee9df9bc7ba7f2134b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:23:30.490306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/publication.mdobserved b3b50abaf6843b95079a597077e332fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:23:30.449475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/publication.txtobserved 8d06bccae36cadbe4f543b1e30eda39f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:20.698450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521observed 8bc3e3196ae4d7928ba4ff2cc9bcfe6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:20.678888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/manifest.jsonobserved 4e48369efa605eee9df9bc7ba7f2134b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:20.660243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/publication.mdobserved b3b50abaf6843b95079a597077e332fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:20.641696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051521/publication.txtobserved 8d06bccae36cadbe4f543b1e30eda39f...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
| Custody package | Pending Custody packages are produced weekly. |
|---|