OT-2026-000090204
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000090204) never changes.
Identity and time
| Publication number | OT-2026-000090204 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7c80-b889-93407077ddc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090204 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a7deef42630fb86655cef78af0026b108ba5bd73e6c29e06de64ab518ce4146 |
|---|---|
| Markdown | a5547a92e089342e959d9f84903b622d5ad3e04edab62478bfb1fe645690d713 |
| Publication page | c98fd6792e63d717e66ba6a9b489e68f835871684f9b53b4f735c9af15f1ad70 |
| Manifest | e199436e755abeae2039bba947f06153c6be81688f56fb456edb01a221722e3f |
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 | QzkmybI1Jn8v+Vn0qAyzyQiJLiA30+x/ce5b6L1HTtX7jA+hXUg92UYn6r4DDJE6ZSIdlEVyy+aY1LHIdWrCCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:16.715786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090204observed c98fd6792e63d717e66ba6a9b489e68f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:16.697303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090204/manifest.jsonobserved e199436e755abeae2039bba947f06153...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:16.679215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090204/publication.mdobserved a5547a92e089342e959d9f84903b622d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:16.660293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090204/publication.txtobserved 9a7deef42630fb86655cef78af0026b1...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. |
|---|