OT-2026-000011815
Publication integrity record
Single cup vacuum gripper, 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-2026-000011815) never changes.
Identity and time
| Publication number | OT-2026-000011815 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-7122-b22c-5b5a047707c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011815 |
| Status | PUBLIC |
Content hashes
| Canonical text | 391f3e2e117247266480e53feb5fbd1b0fe0b3ceb785b662cba8bac62a0d9dab |
|---|---|
| Markdown | 81282998f622fceff5a54ba8fb120b6c0d112b4d6464420dd77d6b7eddad4c01 |
| Publication page | cd360c83f512284a75f5a6b2294c196f90bdfb25f451caeffaa2e7d9d215c47c |
| Manifest | c755dd9d57f78968ed8caf0991824e2297f3fd860e2b4451de433e995d11f64a |
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 | 3iqg0xIKeKfkiqCyz0Ur3TnymOH1cMhEF3dRV10RRpzqZCLE05aJRr1VccSFeXdQ0IHC1qNIzYssB5dtxxAwBg== |
| 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
| 2026-09-17T12:12:32.730171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011815observed cd360c83f512284a75f5a6b2294c196f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:32.713256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011815/manifest.jsonobserved c755dd9d57f78968ed8caf0991824e22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:32.696018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011815/publication.mdobserved 81282998f622fceff5a54ba8fb120b6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:32.678286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011815/publication.txtobserved 391f3e2e117247266480e53feb5fbd1b...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. |
|---|