OT-2026-000018845
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000018845) never changes.
Identity and time
| Publication number | OT-2026-000018845 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-74de-9d97-479310dfe201 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018845 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6cdfa0198d04e515cbc8ca87e286861c2b9b3cb3e2952de4e286468b1a8085be |
|---|---|
| Markdown | 3dc1eefff4c825b7ffdc8e3f421336511e4a1a8642d0b80d82ae0a5fb27368c6 |
| Publication page | 056a3684e05415861c76158bbc65f424f302e70f352484335d8a8ccd727c6ca1 |
| Manifest | 7a6c964f6bafa586a118e93673cf8425867176635bd382a2f2729895ce878256 |
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 | dnGudvZZOXdRq9ia1qPwCFOdmeKV3aneMT8rfXch3ev0CrdNQlQ2Gaidiy+F0KstAd+BL2gKiMwQ8OcMC1fuCQ== |
| 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
| 2026-09-17T11:59:28.984573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018845observed 056a3684e05415861c76158bbc65f424...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:28.966107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018845/manifest.jsonobserved 7a6c964f6bafa586a118e93673cf8425...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.947481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018845/publication.mdobserved 3dc1eefff4c825b7ffdc8e3f42133651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.927652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018845/publication.txtobserved 6cdfa0198d04e515cbc8ca87e286861c...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. |
|---|