OT-2026-000042589
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000042589) never changes.
Identity and time
| Publication number | OT-2026-000042589 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-7cf2-9a6b-db439b7e36fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042589 |
| Status | PUBLIC |
Content hashes
| Canonical text | 247d18295a5b6f24d023da348e272438f94defcffcec2e170dc1830f5b859afd |
|---|---|
| Markdown | 8995ef56aefe6883413f7ad396e93dec4ec4f03f6466d15ae038618aeaf1a489 |
| Publication page | 461e570a4360000608b4a8b1d0ba08af8b01145f6e1e9ef29f1dc876c400f832 |
| Manifest | bc198e184fd7a814e16b6d75c10a396486528d5080681fe78730616915b11b14 |
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 | 9lRyEMUmdZLjbh2sCLozJgTLbXspdI9IkKObIBMfn7Nrxb+uuTdCURTaqqvSb75J48zD4aJtSER21xHu6v62Dw== |
| 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
| 2026-09-17T11:14:18.591330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042589observed 461e570a4360000608b4a8b1d0ba08af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:18.572398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042589/manifest.jsonobserved bc198e184fd7a814e16b6d75c10a3964...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:18.554045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042589/publication.mdobserved 8995ef56aefe6883413f7ad396e93dec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:18.537208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042589/publication.txtobserved 247d18295a5b6f24d023da348e272438...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. |
|---|