OT-2026-000027857
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000027857) never changes.
Identity and time
| Publication number | OT-2026-000027857 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-76c6-add5-0035fc1289e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027857 |
| Status | PUBLIC |
Content hashes
| Canonical text | b70cd22a5d4c7b3e641d480190f01fe600b970929bfec29d265c7776c7e13b1c |
|---|---|
| Markdown | 1ec8fa92e8a7c1b7b5d8d9e67971e1903df38cf6e45842a961cb0c49c6844e8e |
| Publication page | 43e50227f02c116fe045ba5b9ec85bc34e5411c05b3db2623095e0410d0f53c8 |
| Manifest | 502da23d0f682c83be69c94c30909b73513cd900109ae75ee570501c43a6e8c7 |
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 | 3gz3+tr+X3hktImC5u/3zA3E1SIRy6dNwMmXHuI2MSeG1phaiWUxXNK/zIdybn97S5HaOFAZQVkM8Pxjtq2mCA== |
| 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
| 2026-09-17T11:42:00.056085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027857observed 43e50227f02c116fe045ba5b9ec85bc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:00.033787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027857/manifest.jsonobserved 502da23d0f682c83be69c94c30909b73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:00.010211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027857/publication.mdobserved 1ec8fa92e8a7c1b7b5d8d9e67971e190...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:59.988509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027857/publication.txtobserved b70cd22a5d4c7b3e641d480190f01fe6...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. |
|---|