OT-2026-000004973
Publication integrity record
Vacuum cup gripper, per zone isolation, four outlet manifold, pump fed, pressure verified
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-2026-000004973) never changes.
Identity and time
| Publication number | OT-2026-000004973 · never reused |
|---|---|
| Internal UUID | 01a0a929-ade1-7e6a-8363-4679f5cf6c1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:16.132738Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76537bb39e5bf2496fb679a7004056de31ab01bc2c7f8a415a646c68afc9f58c |
|---|---|
| Markdown | fa7a0c53c5c5a2cbdf4b1fa202292e0c4a129e759bbe565856c3424d75e232f4 |
| Publication page | f22088484484764dbd96316d696d2515cac98a6276149a48acb77cf16829a6b3 |
| Manifest | c651e87a44eeca3b088b83d26220b1900028966a13c524755246ea2bb267f3e6 |
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 | THae+ae7IaOgsSAlHfo6pBSj6P4tt/JRL7XHRORpdQC3v7wE8qVvfKs20M8GW2IlIKt+LTEVOlxyr0H7J1IiAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:29.243081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004973observed f22088484484764dbd96316d696d2515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:29.229590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004973/manifest.jsonobserved c651e87a44eeca3b088b83d26220b190...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:29.214547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004973/publication.mdobserved fa7a0c53c5c5a2cbdf4b1fa202292e0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:29.200300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004973/publication.txtobserved 76537bb39e5bf2496fb679a7004056de...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. |
|---|