OT-2026-000027821
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000027821) never changes.
Identity and time
| Publication number | OT-2026-000027821 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7d32-9809-f39a8001aaab · 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-2026-000027821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d065fa0ce7a6b1a031062ed7bb0df6df4b8ca21277f7baff530227931e37096 |
|---|---|
| Markdown | 7c6269df3f52e98f4803c02f736b891a336efd85ab061e817de196ea7b520114 |
| Publication page | 6d3d478e1548a39928b2a7344f03d691611be33ae26157186f5f354192694e4b |
| Manifest | 1f2ebc63b15f0e7d4d33d7c189e19b0fad3eda0e0734b54e549ffa0778d12274 |
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 | WhbBOyJ4CPLLTb6RfI7mcYijPNapgYs1Yi1slJWcPW4+69eYJQT7J4TeRxV9zWFW9fTfzD5+StUPhFoLv8pJBw== |
| 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
| 2026-09-17T11:41:52.498629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027821observed 6d3d478e1548a39928b2a7344f03d691...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:52.479591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027821/manifest.jsonobserved 1f2ebc63b15f0e7d4d33d7c189e19b0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:52.457666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027821/publication.mdobserved 7c6269df3f52e98f4803c02f736b891a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:52.438358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027821/publication.txtobserved 6d065fa0ce7a6b1a031062ed7bb0df6d...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. |
|---|