OT-2026-000015231
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000015231) never changes.
Identity and time
| Publication number | OT-2026-000015231 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7ff9-a6ca-f50e9362273f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50518eca0627ee30d67f08d288347d7581d55f44dd222b9bab1eba157b093462 |
|---|---|
| Markdown | 854db5a7c68d26c21b379ebd2a2c7be82ff2e2a2d6bdb675a752621bbbf6ad50 |
| Publication page | e5c4202420a5563c59bd758ce8862b4d58e6e5f0c7e1fcae88c97c1d9f9a7bc9 |
| Manifest | e9e1b80faa0405fc2bce19624c8cecdfcf65c7a0f9717a350d13f187f9a2c678 |
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 | m4LRy5VsKe04cXw8hEVcbvxOUq5GVjDkNJWqRJ0EUKFrLFAWSRU9cAzp0vXddXwjtNMA9Kr121JejNOenlrmAQ== |
| 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
| 2026-09-17T12:05:52.402173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015231observed e5c4202420a5563c59bd758ce8862b4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:52.383150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015231/manifest.jsonobserved e9e1b80faa0405fc2bce19624c8cecdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:52.363999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015231/publication.mdobserved 854db5a7c68d26c21b379ebd2a2c7be8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:52.345460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015231/publication.txtobserved 50518eca0627ee30d67f08d288347d75...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. |
|---|