OT-2026-000012969
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off before set-down
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-2026-000012969) never changes.
Identity and time
| Publication number | OT-2026-000012969 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7dff-bb75-b94339a62939 · 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-2026-000012969 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ff83800f0cd2ada30eb00d1aee8fba53a194ca7b129ce290d75543aa5f42664 |
|---|---|
| Markdown | 51c7f68bb5f21a9b8ea8d0124f2b7d96d379b7893cea2a3f66f051645a171752 |
| Publication page | 4ab601453c5ea64944160f5ac25241c91ee9520856f9802e94cb1564356c107b |
| Manifest | 1690fce70c79189f0d09d6f1052abadfea439ce1cccb6c44fdbbfbda7e50cf74 |
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 | cDbvZX+dT+oJahSWJf99vQdT8zF6T9vf/qDvMzUVgZDRI0rDTxK1caZCBbJA3sfiumhuJ1uipBoisS3HD+ShAw== |
| 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
| 2026-09-17T12:10:11.367824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012969observed 4ab601453c5ea64944160f5ac25241c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:11.349582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012969/manifest.jsonobserved 1690fce70c79189f0d09d6f1052abadf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.309878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012969/publication.mdobserved 51c7f68bb5f21a9b8ea8d0124f2b7d96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:11.279662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012969/publication.txtobserved 5ff83800f0cd2ada30eb00d1aee8fba5...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. |
|---|