OT-2026-000019684
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019684) never changes.
Identity and time
| Publication number | OT-2026-000019684 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7d6a-b110-61dba89fd226 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ebb5a32f61a1bb433015401ea4c011c67a4b49c90be7ffdce64139d20d67997 |
|---|---|
| Markdown | 6dc21bf15facb9360c219f800852465052dab4f883b7c123ea79ee9af6e1a830 |
| Publication page | 05d4201c9515438312e6dd531e7698307924832893abf4a54bd7b22f6bbc8c26 |
| Manifest | 86b45a497dd76d91e30aa9cc39b1d4ee74908e4020256e80b6cbc6ed251184d3 |
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 | S9t1LDpf9pJpI+Rav0E8LIc1fqQ3JY+isFGAgFhaPUWYcoN9iK6gkPQ2ubtFAgwIszBJJqF+9PUnBPSD39jfBw== |
| 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
| 2026-09-17T11:57:45.540971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019684observed 05d4201c9515438312e6dd531e769830...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:45.521611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019684/manifest.jsonobserved 86b45a497dd76d91e30aa9cc39b1d4ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:45.501274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019684/publication.mdobserved 6dc21bf15facb9360c219f8008524650...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:45.482722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019684/publication.txtobserved 7ebb5a32f61a1bb433015401ea4c011c...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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