OT-2026-000027815
Publication integrity record
Foam pad vacuum gripper, four zone face, pump 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-2026-000027815) never changes.
Identity and time
| Publication number | OT-2026-000027815 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-77d9-a8ee-71f5f6a0428e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027815 |
| Status | PUBLIC |
Content hashes
| Canonical text | ead1c43c451fdbfbca3f196194f09eafb2efe54440bf2e910ff554d5282f1c7b |
|---|---|
| Markdown | 860f2debe6509bc9bcbb5c197615c44888fc0c29723e547a273c77c2d6bec033 |
| Publication page | fa029b69d9a0b2b7fc8fc8b20a73a7907240e09a010052c0e15231a9a7838daa |
| Manifest | aeb1844774fd91bc502b83e6fd984d02ffcf0f0c2a6dee98872bec76e0d832cd |
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 | vEYjdlybcISwCs8sB96KgjDWUDu62KC767g9fP23f2sEqlMkBwQnL7dx8rcfhS5SVbFvGiEN9iNsq5Pj2zZSDw== |
| 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
| 2026-09-17T11:41:51.956112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027815observed fa029b69d9a0b2b7fc8fc8b20a73a790...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:51.939340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027815/manifest.jsonobserved aeb1844774fd91bc502b83e6fd984d02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:51.921400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027815/publication.mdobserved 860f2debe6509bc9bcbb5c197615c448...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:51.905250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027815/publication.txtobserved ead1c43c451fdbfbca3f196194f09eaf...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. |
|---|