OT-2026-000015075
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000015075) never changes.
Identity and time
| Publication number | OT-2026-000015075 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-d096-7c8c-b97a-90152c1c7e66 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:47.560717Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015075 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f51e11f4c74654189b572fd6c7cc8ede8c5aa55f7b7a986ef695940b5cd4586 |
|---|---|
| Markdown | b6869f9a5f597b81ed04e618d25a9866a06a9112e6d60d5468800a73c564c955 |
| Publication page | 1770b5e1e94bb4eef48888a2b17d5bdd942e0a424fb1fc5e224ae227f6fb66ed |
| Manifest | 44327c83d24662d6d7a591174bb9c287be35d1e6782fe0ecfd0f2caf4315cc40 |
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 | 06Soc27fD8jSBQrOi4LOs9ENYvb+YRDzc6l2rszeKNewRM3UC8Q/bjOK7SaJg9IlSa8jB4xXRPLtIhY4AGAiCA== |
| 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
| 2026-09-17T12:07:07.432906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015075observed 1770b5e1e94bb4eef48888a2b17d5bdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:07:07.414624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015075/manifest.jsonobserved 44327c83d24662d6d7a591174bb9c287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:07.395094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015075/publication.mdobserved b6869f9a5f597b81ed04e618d25a9866...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:07.375701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015075/publication.txtobserved 7f51e11f4c74654189b572fd6c7cc8ed...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. |
|---|