OT-2026-000071577
Publication integrity record
Three cup vacuum gripper, three 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-2026-000071577) never changes.
Identity and time
| Publication number | OT-2026-000071577 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7fda-a9bb-70b8896fb068 · 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-2026-000071577 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9485c748302946d36f1838eb3733d028290f891928ad960e4bfddd1f45eaeb79 |
|---|---|
| Markdown | ba5e99cfcdb81208c5d18e03892a84ceb8f673e6f34b94535c069ce536a9b39e |
| Publication page | 24c333393594aadea272839dac59d71d625eaeb25ac997c94b576651139c8794 |
| Manifest | 0413699777010188d0d49cde76a526aade9a7c0f5df472cb53607a67fa2b1def |
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 | MuD2zJoPa5mmTxn2WPb01mN36DGa0aW0DeqwHGp/6YO2HJGGPes8XqL8h4j55KZnH4/k3fMqoB75o5h7RANmAQ== |
| 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
| 2026-09-17T10:25:01.416666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071577observed 24c333393594aadea272839dac59d71d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:01.398781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071577/manifest.jsonobserved 0413699777010188d0d49cde76a526aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:01.379218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071577/publication.mdobserved ba5e99cfcdb81208c5d18e03892a84ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:01.362467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071577/publication.txtobserved 9485c748302946d36f1838eb3733d028...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. |
|---|