OT-2026-000042528
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000042528) never changes.
Identity and time
| Publication number | OT-2026-000042528 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7681-ada7-df835faae593 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86a3bf68c6760a84c23935785ce42555ea890d5b11c889b609bec27202d7646b |
|---|---|
| Markdown | 717340b1453a761c4bf6e15485968d5cedd908b2f88c77ea77a43ff915100a15 |
| Publication page | a10d837437f8db581e7fe2484830fdd70b15e4f622f8c819df2b35a66b5b4bdf |
| Manifest | 549bf2dcae83d9c73a4d50d1c1a99f1fcaa7873a72998525291ac4bf48593743 |
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 | nkJ3aUokNf2g14Xa1Qi5SxNDPwhLar0pp8SLsjh50KHBhNei0v/sJbujd35aBCpii235sHfZyysC1X8KZv2zCg== |
| 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
| 2026-09-17T11:14:06.894463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042528observed a10d837437f8db581e7fe2484830fdd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:06.875699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042528/manifest.jsonobserved 549bf2dcae83d9c73a4d50d1c1a99f1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:06.855343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042528/publication.mdobserved 717340b1453a761c4bf6e15485968d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:06.834429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042528/publication.txtobserved 86a3bf68c6760a84c23935785ce42555...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. |
|---|