OT-2026-000012747
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off before set-down
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-2026-000012747) never changes.
Identity and time
| Publication number | OT-2026-000012747 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5562-7f42-86cf-ac972e43097b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012747 |
| Status | PUBLIC |
Content hashes
| Canonical text | fbc882da26f0503003786af424b077ab88486409fe0ac5430b3f762308ba7ccc |
|---|---|
| Markdown | dc35dcea42528f43dae22c2cb0be2eab74bf2f63ab32aa82fa9aba3dfd09efbe |
| Publication page | a273bcd36742b88b231d1e682482a201c561f267b5bb26976d76ffe565ee7c68 |
| Manifest | 794c83eb022188202ece8ee9081988f94c4a4fef58f83fd95c157660f0681e11 |
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 | weDgGt175ETlKvvxGuwbvNr+VCqte864EYtpZZDoGc4WfTvTn6689Dd80J6uZHl1l2tvp3NeuDLu6qaxaVieDg== |
| 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
| 2026-09-17T16:41:58.667690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747observed a273bcd36742b88b231d1e682482a201...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:58.366015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/manifest.jsonobserved 794c83eb022188202ece8ee9081988f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:58.150910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/publication.mdobserved dc35dcea42528f43dae22c2cb0be2eab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:57.785407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/publication.txtobserved fbc882da26f0503003786af424b077ab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.761878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747observed a273bcd36742b88b231d1e682482a201...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.741745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/manifest.jsonobserved 794c83eb022188202ece8ee9081988f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.722584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/publication.mdobserved dc35dcea42528f43dae22c2cb0be2eab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:26.702924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012747/publication.txtobserved fbc882da26f0503003786af424b077ab...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. |
|---|