OT-2026-000079369
Publication integrity record
Two cup vacuum gripper, two zone face, single stage ejector, sustained 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-2026-000079369) never changes.
Identity and time
| Publication number | OT-2026-000079369 · never reused |
|---|---|
| Internal UUID | 01a0ae96-0b90-7861-9c52-49d7b7cb3f4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:44.101434Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079369 |
| Status | PUBLIC |
Content hashes
| Canonical text | f08f304518aa59f6adc1981631d086f7df7f3fbd64af98107022cde8124de236 |
|---|---|
| Markdown | 807d3447ae173086d12b02234dec79c960b35f403a0a66f8132d662712ec1453 |
| Publication page | 9b84e61068c68fa946d68d9ffcf20ae6ad9f1db5acc45f1af3c1ae52d10009ec |
| Manifest | fd789d0e0eeceb207a6783cbaf8aa6e47bd6d677f5a1bc1a24fc7f9b7f74de46 |
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 | 12xIG0+t6mxHCiQKMtJ8Bzw5LQBQNlbSlnwIKdVe3QUCl148i5aoIMWm67kOz5kvwN2Z5kIOi+wF+QsC9CieBw== |
| 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
| 2026-10-18T08:41:21.385388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369observed 9b84e61068c68fa946d68d9ffcf20ae6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T08:41:21.311430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/manifest.jsonobserved fd789d0e0eeceb207a6783cbaf8aa6e4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:21.238696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/publication.mdobserved 807d3447ae173086d12b02234dec79c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:21.155005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/publication.txtobserved f08f304518aa59f6adc1981631d086f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:57.712240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369observed 9b84e61068c68fa946d68d9ffcf20ae6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:57.636512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/manifest.jsonobserved fd789d0e0eeceb207a6783cbaf8aa6e4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:57.546573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/publication.mdobserved 807d3447ae173086d12b02234dec79c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:57.446612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079369/publication.txtobserved f08f304518aa59f6adc1981631d086f7...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 |
|---|