OT-2026-000031878
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000031878) never changes.
Identity and time
| Publication number | OT-2026-000031878 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-73c6-9969-59be69a596cb · 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-2026-000031878 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1971b897f0ea3de154e2a62cd5b0bb7ca4b8bb90d7fa36c5eca478f1a666a8c |
|---|---|
| Markdown | e6f279488592cf3091b057ebf36856329dd946a7625d66ed6f2912c99aee2a85 |
| Publication page | 337c0868e8e4cb21b1cf5f1d3568aa0a9bb9710488f5422dc03e312f9457c3a0 |
| Manifest | 27c576e974e169fc836f628f09571ae5cc985aa2755e5f475d4aed36cbc31d43 |
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 | bYwlDaOUUJg33Afmjs8gYm8CDvr/k7ZL2ZYOVyNQk5kegaXntlbTjKHB5IbPYZsfYNRDnj5gL+MnxB7o3WGxAw== |
| 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
| 2026-09-17T11:35:08.488465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031878observed 337c0868e8e4cb21b1cf5f1d3568aa0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:08.470903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031878/manifest.jsonobserved 27c576e974e169fc836f628f09571ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.453712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031878/publication.mdobserved e6f279488592cf3091b057ebf3685632...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.435024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031878/publication.txtobserved b1971b897f0ea3de154e2a62cd5b0bb7...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. |
|---|