OT-2026-000091136
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000091136) never changes.
Identity and time
| Publication number | OT-2026-000091136 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-7c31-a0ae-c9ca12d8ae72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 399b90ff998b38b38e0fecdce5ca5ee535733bd8916f3a70aabe915afa92a5db |
|---|---|
| Markdown | 39fc094598e90b4dfdfd905d19401359634c592e4ac343f111520d5c84b56b45 |
| Publication page | 21bf6d52bfe5b862517cdf4a909689ee23362680d4cb3270e0fefffe7ffc0460 |
| Manifest | 73167c0eb57dfe02e5d5592c41e0d3505182a5dbb989984adeef51ba29e493cd |
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 | t6noTylrpEufMqiHUsX6I0zjn8mBx1N96L9pN6S1xubTGdKMJiONZjSnaZA1ULHYlmYPkqGLuCdd7vKXQSyoCg== |
| 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
| 2026-09-17T09:43:17.633984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091136observed 21bf6d52bfe5b862517cdf4a909689ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:17.616738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091136/manifest.jsonobserved 73167c0eb57dfe02e5d5592c41e0d350...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:17.600324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091136/publication.mdobserved 39fc094598e90b4dfdfd905d19401359...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:17.583067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091136/publication.txtobserved 399b90ff998b38b38e0fecdce5ca5ee5...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. |
|---|