OT-2026-000015217
Publication integrity record
Single cup vacuum gripper, common isolation valve, three 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-2026-000015217) never changes.
Identity and time
| Publication number | OT-2026-000015217 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7402-8628-4e8364b6f2d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015217 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79806561abf43361961cb283c6fc8ee350ee78a2127efac7dd05fe1f59663adf |
|---|---|
| Markdown | 8afb2705678f8e5660465d7e83284ff43b6bf90c3703cbb31c21a587202b5a3f |
| Publication page | 033350fe1976701db1326852249548f07e573e356c050eb8b66bebcf1d1fe937 |
| Manifest | e1e9d4406d411348bbd4143cd253903e74455d3b4b14e6d2be11c3acbfe09677 |
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 | 7W7NHm2Nb/TfjW7ZYFzaa8Iq1UwlF9LgrZBd5nurzKG58vlJl97k2Zo1rClnnVe+0UH9sUkKNGXIsmjisEf8Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:05:51.230985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015217observed 033350fe1976701db1326852249548f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:51.209992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015217/manifest.jsonobserved e1e9d4406d411348bbd4143cd253903e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:51.190170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015217/publication.mdobserved 8afb2705678f8e5660465d7e83284ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:51.169639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015217/publication.txtobserved 79806561abf43361961cb283c6fc8ee3...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. |
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