OT-2026-000071271
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000071271) never changes.
Identity and time
| Publication number | OT-2026-000071271 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ec-74c6-a227-d51472a6352f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071271 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d13ce61e9296b52a4a9837758f4cee792345845886a96f6e3854df7734173da |
|---|---|
| Markdown | 7e8d8caa2911215ac73285eec51dd91e7e73496c76bf43203881d426b16b8eac |
| Publication page | a745868c57f685bc726c67bf473be5016e1b4e1fd4abc298f8fdb1aa3689e8bf |
| Manifest | c7b7ca612133bfad568d5c6c96c30bfaa852f2d435ee8cbbd5756e8dbe0c96d7 |
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 | sAhkdS/V17OjHPTCZnCniZbMOnoQSVQkhd/td3Q0DDie9cAaWJlFzFCwc0kd7OnNzy2F4YKMLTcKLHsoerOGBA== |
| 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
| 2026-09-17T10:24:49.987870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071271observed a745868c57f685bc726c67bf473be501...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:49.970283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071271/manifest.jsonobserved c7b7ca612133bfad568d5c6c96c30bfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:49.952343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071271/publication.mdobserved 7e8d8caa2911215ac73285eec51dd91e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:49.935107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071271/publication.txtobserved 4d13ce61e9296b52a4a9837758f4cee7...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. |
|---|