OT-2026-000019884
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-2026-000019884) never changes.
Identity and time
| Publication number | OT-2026-000019884 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-779a-8577-811c08e55afc · 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-2026-000019884 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4346fef26c8b90fee6a2335099b47585ad351b027aed293977c1fd49adc12f5a |
|---|---|
| Markdown | be70bc9cc999b5b6074835c9eb6a31533844b50bdf0347d28dc8161fa8ee5384 |
| Publication page | 65a4a4354f83be0fc8830efe0686b52a7c2373542553d64a472d2de80c17443d |
| Manifest | 971eeb82ddddcebaea11f48def3bf2825167d5d71d49abe48843c3d774c54951 |
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 | heimvyZrMTNEE+RvjF+jAiQQqiogfw4xWZpxFcsZVameUl0QGjMK17MDbzRiqPpW7GlyC48YbH+o6HqAY186Bg== |
| 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
| 2026-09-17T11:58:05.384145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019884observed 65a4a4354f83be0fc8830efe0686b52a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:05.363827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019884/manifest.jsonobserved 971eeb82ddddcebaea11f48def3bf282...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.344506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019884/publication.mdobserved be70bc9cc999b5b6074835c9eb6a3153...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.325684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019884/publication.txtobserved 4346fef26c8b90fee6a2335099b47585...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. |
|---|