OT-2026-000021151
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000021151) never changes.
Identity and time
| Publication number | OT-2026-000021151 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7b5d-941c-e7de02cf9f5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021151 |
| Status | PUBLIC |
Content hashes
| Canonical text | 837f7927680197b5a76fd6c472cfeaea473cf5b5b43e98086bed1d2fcb2bf767 |
|---|---|
| Markdown | fd07a3b47b28c9755b4ecdb3c06d65fec8e5dc79147604503b4a2445d9c893d1 |
| Publication page | 98099e94f24bbca9add69efd513716ee955365935c2d3a81a0992c8f4a7ea8cd |
| Manifest | d17b3138d6f0e4ead806eb1a6790c6b9e6da801aafbdf8d1c8c17be3491b3de0 |
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 | dxAexZiGTybAPdM+AFBwmgPiEhJvwU/s/X2pWQaPdRD3IjNtVDJfXqHYKakwxdurK8u5vCb69hztPju5ZutfBA== |
| 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
| 2026-09-17T11:54:54.644191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021151observed 98099e94f24bbca9add69efd513716ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:54.625102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021151/manifest.jsonobserved d17b3138d6f0e4ead806eb1a6790c6b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:54.608219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021151/publication.mdobserved fd07a3b47b28c9755b4ecdb3c06d65fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:54.590950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021151/publication.txtobserved 837f7927680197b5a76fd6c472cfeaea...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. |
|---|