OT-2026-000031742
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000031742) never changes.
Identity and time
| Publication number | OT-2026-000031742 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7275-958f-e0abd2677785 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031742 |
| Status | PUBLIC |
Content hashes
| Canonical text | e265026b52bb263b15483fb584d246ed44a581cec622cabfdfb4295152fc722f |
|---|---|
| Markdown | e03213fd3dd9c01a0613b63b4e755b6348447680a0b33ca3dd635953f6ab9c5d |
| Publication page | 4b7f72c75f2d30e2bab5a1c21bc0adf8607f227b08023e3772fc95c0773a2294 |
| Manifest | b4cbfa4ea6d6717bafb09acb05e00eed88e0bbf05fcf0c7bd169e9780213925f |
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 | 1zsQbT2KyVWBuqRbpZiUiPiXxPC4PXVyMaiVEmEBPhdbdKHFQ0slhcFy3nqWq+N45SF6COSN4hGV2gwh5SoIAA== |
| 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
| 2026-09-17T11:34:51.532313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031742observed 4b7f72c75f2d30e2bab5a1c21bc0adf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:51.509961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031742/manifest.jsonobserved b4cbfa4ea6d6717bafb09acb05e00eed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:51.491130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031742/publication.mdobserved e03213fd3dd9c01a0613b63b4e755b63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:51.472190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031742/publication.txtobserved e265026b52bb263b15483fb584d246ed...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. |
|---|