OT-2026-000027890
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000027890) never changes.
Identity and time
| Publication number | OT-2026-000027890 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-787d-aa22-2af2515d25db · 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-2026-000027890 |
| Status | PUBLIC |
Content hashes
| Canonical text | d206ee5965778487ae78b0dfe017a5d02fc388910a2a7913a6a7e46806012d19 |
|---|---|
| Markdown | 152350b4dd9192f86f37df0113bd8f4bfa87c5ed61c510fea27e728d6c5496de |
| Publication page | 8fc33e393acaf2675f5e928b68d4a9dedd5caa93e35528506f8a484c7e0e757d |
| Manifest | 24c02a1c4af23e7da7a8c9fea89d00d7d07a978f49f9ff2d00aff23864768295 |
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 | QWZhdiA2Nn5/tAdOwCj32mvLk8OONN4rIUdcNBXpyxM6zSE9Fcyd/EDWZhazkiZd3bACrjg0s4IcYxDVQ2VMCw== |
| 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
| 2026-09-17T11:42:03.458466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027890observed 8fc33e393acaf2675f5e928b68d4a9de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:03.439989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027890/manifest.jsonobserved 24c02a1c4af23e7da7a8c9fea89d00d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.422078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027890/publication.mdobserved 152350b4dd9192f86f37df0113bd8f4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:03.404410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027890/publication.txtobserved d206ee5965778487ae78b0dfe017a5d0...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. |
|---|