OT-2026-000064249
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000064249) never changes.
Identity and time
| Publication number | OT-2026-000064249 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-a460-7193-b2ce-ceb8714c1c02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:33.392114Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064249 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf1ff2ad85cd91c9bcad960c14c19b158893993fd0abdc951d14fe8372994238 |
|---|---|
| Markdown | f0c7e100d15148238a2c756fd4e0df3a56514c9314a6c01da14955045b07527c |
| Publication page | f340ff6d6af8446173326f2f2fe146d90885216875ae1cf966a70c9c84d508ed |
| Manifest | 8f21ad000684648910e34fdf1b8b28c7f683e6d81c23f473b542de219dd77c5c |
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 | s1vt+fH2YVGDdbRcojTsPAOXpdOH3VvUZ7OIVThqKwTBBPJ8R5fmE4JrKaeYUvziFCLTEABNQHoRS6kcDBLcAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-25T12:41:33.743339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249observed f340ff6d6af8446173326f2f2fe146d9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T12:41:33.679995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/manifest.jsonobserved 8f21ad000684648910e34fdf1b8b28c7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T12:41:33.589886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/publication.mdobserved f0c7e100d15148238a2c756fd4e0df3a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T12:41:33.461132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/publication.txtobserved cf1ff2ad85cd91c9bcad960c14c19b15...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:23:12.321171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249observed f340ff6d6af8446173326f2f2fe146d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:23:12.304017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/manifest.jsonobserved 8f21ad000684648910e34fdf1b8b28c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:23:12.276585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/publication.mdobserved f0c7e100d15148238a2c756fd4e0df3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:23:12.237533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064249/publication.txtobserved cf1ff2ad85cd91c9bcad960c14c19b15...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
| 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 |
|---|