OT-2026-000013730
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000013730) never changes.
Identity and time
| Publication number | OT-2026-000013730 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7e18-a366-ac6319e90fc6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013730 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3461fc40e69deee849c500b5ffa5c617eaa77c9141ba03f2d938e08121ac7394 |
|---|---|
| Markdown | fb7fcf895da6802a23155e3c157d12a3196d2f6734e6c32238793e39714d9632 |
| Publication page | 6a3301fe833f857a39f1b622516f9e498f57e3b8b1c9340f6e4a16a5728b058f |
| Manifest | 9a5d640719dc6c53d4d8f8b226373e328ee5297d91e3944cf699f6dc55e01d83 |
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 | O2EprArAhiXY9SvQnGgIXxvE/NbkhlpkfpXxQmvsisBBVG80benz8L92xzSlwIRXdX/6tO37gICqpeB2My50Dw== |
| 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
| 2026-09-17T12:08:41.767448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013730observed 6a3301fe833f857a39f1b622516f9e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:41.748730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013730/manifest.jsonobserved 9a5d640719dc6c53d4d8f8b226373e32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.729443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013730/publication.mdobserved fb7fcf895da6802a23155e3c157d12a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.711130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013730/publication.txtobserved 3461fc40e69deee849c500b5ffa5c617...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. |
|---|