OT-2026-000019896
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000019896) never changes.
Identity and time
| Publication number | OT-2026-000019896 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7796-9ea0-d5480044a72f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019896 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1d17ba50fdaf73b33853207851c93fbd200cc4844ccf525c4e71c6d3a5f36a2 |
|---|---|
| Markdown | 614dbcdcd70711c92717967db3d239ff2f4e7e0c1c73b5877a621773326d164a |
| Publication page | ad3fa76333df63dff869326b8368c788a0b75a45c8bf8089c52ac9514afdc374 |
| Manifest | a31159a3f5c5c8c31b6f7f983ff76b645b1137cbbcbf50291321554a87a02904 |
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 | bfd79ul0qIoWalRU3opyeqFKNI3ACg0Et9yOzPIKmeMEEuP6LiswKm2bpipn7SS+i8LSFw8pcWGf50BWv+eJCA== |
| 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
| 2026-09-17T11:58:06.288928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019896observed ad3fa76333df63dff869326b8368c788...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:06.269787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019896/manifest.jsonobserved a31159a3f5c5c8c31b6f7f983ff76b64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.250383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019896/publication.mdobserved 614dbcdcd70711c92717967db3d239ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.232382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019896/publication.txtobserved a1d17ba50fdaf73b33853207851c93fb...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. |
|---|