OT-2026-000019951
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, 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-2026-000019951) never changes.
Identity and time
| Publication number | OT-2026-000019951 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7361-bd24-c06d47613998 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019951 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99539be13984f2ad75b6163db4ef5566ec72336199ac5f8db46784a2d79f94b1 |
|---|---|
| Markdown | 4cc68faa33c2d6aede01a92e57227eb30328c4091028f2237ecc9a3267243929 |
| Publication page | 5973bcbf1bc0f3704fa25cc5af768f0987b79adbf67a8dc7d7a95a4b31d1b0ef |
| Manifest | 66885c2be3b1f56268c14a3c3d7193e52fc0aaa866c1507552dabc2d15c5e7d7 |
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 | ZE62d82wk9fo2+ma2WKlRKPb6zlLbf0Z5hsI3r54bhE/5h2JHlMzT9L4ONcrWD63msoJoHjbyU+SR95rSbu4Bw== |
| 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
| 2026-09-17T11:58:10.814946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019951observed 5973bcbf1bc0f3704fa25cc5af768f09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:10.796244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019951/manifest.jsonobserved 66885c2be3b1f56268c14a3c3d7193e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.776558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019951/publication.mdobserved 4cc68faa33c2d6aede01a92e57227eb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:10.758024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019951/publication.txtobserved 99539be13984f2ad75b6163db4ef5566...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. |
|---|