OT-2026-000015002
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000015002) never changes.
Identity and time
| Publication number | OT-2026-000015002 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-d096-751a-9a73-15918dcc902e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:47.560717Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015002 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c71d6b227a2e4b54eecc22ffa5979dafad746f685f5965cb8a2b46087ee3142 |
|---|---|
| Markdown | 140c31b3a41ecdd627f7ac735c95b618d5d3364cb313535edd25974806a5f715 |
| Publication page | 38c706e7da7b0808a8698553269b80fbe52d7bb039407c24277fc897b0b0ff95 |
| Manifest | a94bcfd9c993c422424c7c8639d0f0e3265f7beff4087a737fb920b0957cce84 |
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 | dreVDwrnY83j9jHFlsCfeFX6BbykTjRPXnjaSxfcWkC5v10d4roRK1YjeHO7z6drkxXtSGW3rB817QddpZNZAg== |
| 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
| 2026-09-17T12:06:58.147880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015002observed 38c706e7da7b0808a8698553269b80fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:58.126201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015002/manifest.jsonobserved a94bcfd9c993c422424c7c8639d0f0e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:58.106174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015002/publication.mdobserved 140c31b3a41ecdd627f7ac735c95b618...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:58.085772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015002/publication.txtobserved 4c71d6b227a2e4b54eecc22ffa5979da...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. |
|---|