OT-2026-000071707
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000071707) never changes.
Identity and time
| Publication number | OT-2026-000071707 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e91-7c9d-9a75-7eec70d54132 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071707 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4794c294a8b861dc25e37a8b9b6ff01f524cf2a6d7bf50dace9dbf74857c670 |
|---|---|
| Markdown | a43baaaffbf16d7cd31c618e5801a2f8e167e4839165398836ad6cda65044980 |
| Publication page | d1c105b821dde24249e6c7fa0c09b3577bdee5d75a18ad5b65c3de52e52f132a |
| Manifest | 89037ab5cedcaf32410c773f1fa930a17de721c1dca7444d46efd4f31f00b1b1 |
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 | vZ2DTffwLO3fnsJkb55hJ22c0f9Mx/0b/TvZ1jIVStGlZlT92V8rnWYJUJb3Kp1MvgB+/36MUtRL5BmdI3DNDA== |
| 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
| 2026-09-17T10:23:46.624514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071707observed d1c105b821dde24249e6c7fa0c09b357...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:46.594864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071707/manifest.jsonobserved 89037ab5cedcaf32410c773f1fa930a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:46.565204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071707/publication.mdobserved a43baaaffbf16d7cd31c618e5801a2f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:46.538318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071707/publication.txtobserved c4794c294a8b861dc25e37a8b9b6ff01...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. |
|---|