OT-2026-000028962
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028962) never changes.
Identity and time
| Publication number | OT-2026-000028962 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-79ca-b21a-96292c8826ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028962 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ec3f1e0fdbbf60dc0732ec6d1a06db99566dfc24a9c2d443f85a0eb37dff11b |
|---|---|
| Markdown | ce42001f0eb2c59a9c546f016c8a5bd69a6439ae72fbf4b43126ff09d76ff998 |
| Publication page | 7ba4444f8beba3f5d55e03b5d997ad9548d4d2f487db91150e62a627af0c4f53 |
| Manifest | fe392f9ddcd957c702147c5aa3385c4fbe28c4797ced748a603d47e97e124b75 |
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 | fyGbO0d7VBnlQ3y/4VFrPaPP6KsUUVXCCPqaI/DFqQjv5kSN2Uep+m3HDUlCDM00X9OZkzCvZOGsU+H+/71ZDQ== |
| 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
| 2026-09-17T08:20:27.680563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028962observed 7ba4444f8beba3f5d55e03b5d997ad95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:27.535502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028962/manifest.jsonobserved fe392f9ddcd957c702147c5aa3385c4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.518761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028962/publication.mdobserved ce42001f0eb2c59a9c546f016c8a5bd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.496609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028962/publication.txtobserved 8ec3f1e0fdbbf60dc0732ec6d1a06db9...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. |
|---|