OT-2026-000012820
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000012820) never changes.
Identity and time
| Publication number | OT-2026-000012820 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-77ed-ab84-4610e4612458 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012820 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0dd15d9119dc9d39e432b09c6a68eca200592165bc3a7f38d4335acaa7980e7 |
|---|---|
| Markdown | 77e6653a1a97b44788339c76c9efee69cb7e3ff54b056480ef1e2406cb68c323 |
| Publication page | 1e333ecadb5abcac29156bfcdad6aeebe794800384cc28d75b7c51c1acd6c03a |
| Manifest | 0d2bdd3265abaa95e5ccdef7af4b64560f4e6e3045e213cced1c3efb90ddd590 |
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 | E7WsY3J8pRINXrmkSK1+nPX898ZPCuBBSV1x/wIV3YvqHrOGwJ9IuukeaEHy7wJ9K7g78K7BiA2iZSQ7aFk1Ag== |
| 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
| 2026-09-17T12:10:33.301824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012820observed 1e333ecadb5abcac29156bfcdad6aeeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:33.282102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012820/manifest.jsonobserved 0d2bdd3265abaa95e5ccdef7af4b6456...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:33.262481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012820/publication.mdobserved 77e6653a1a97b44788339c76c9efee69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:33.243629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012820/publication.txtobserved b0dd15d9119dc9d39e432b09c6a68eca...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. |
|---|