OT-2026-000018865
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000018865) never changes.
Identity and time
| Publication number | OT-2026-000018865 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7bb6-8437-2c939801551b · 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-2026-000018865 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8fbf5357548b342a0ae91ca163c8a4193e283a3ee669d204df26f00039a6bbc |
|---|---|
| Markdown | cf227e73e1e1a7fac4dd111f0ddcecf8eb81675357a67ad3439424d1e9a0379c |
| Publication page | 21e884e26119e7e59c8f2cabe86bd27d18a6be5b079c4ba07048287c60e6da72 |
| Manifest | 2eda387c186163d75dbd57f1c28ad87a4b5a0041889b7ae4b2efef3230518482 |
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 | T9ucV3cf0u/PXazVoGWoDGeFD8xoguHZcS8dQpK/pE69y+Ov9XXh/8SLYjhbZ2QIu3OqMVbcgQtnvdACWmKvAQ== |
| 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
| 2026-09-17T11:59:30.609795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018865observed 21e884e26119e7e59c8f2cabe86bd27d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:30.592061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018865/manifest.jsonobserved 2eda387c186163d75dbd57f1c28ad87a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:30.572752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018865/publication.mdobserved cf227e73e1e1a7fac4dd111f0ddcecf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:30.556808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018865/publication.txtobserved f8fbf5357548b342a0ae91ca163c8a41...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. |
|---|