OT-2026-000012823
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000012823) never changes.
Identity and time
| Publication number | OT-2026-000012823 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7db7-9153-d366244a5865 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012823 |
| Status | PUBLIC |
Content hashes
| Canonical text | 430e22a4efa05cf10a3aab2c136c6fb885f6b4eacc4f41403e1af302608563ea |
|---|---|
| Markdown | dbaca60bf7aeb415c12e06c5531de99387b62798899ab2434c5800dad8e1ccb8 |
| Publication page | 7c8003f2c65c7619987951e49a7a4738bf073cc382c2ff3b35f9c6b5e9f19566 |
| Manifest | bca199c4c4a56846d805409c266fb4fa451116e6d901706d7ff47174353a4d37 |
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 | RO139qMkPWD+q7O4fZXm//YGO2lM18H++rpQ0FuUcJH5HYgblg+p7XKdJktosBFSzQKMK9EWobuxD79ZtmGKDg== |
| 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
| 2026-09-17T12:10:33.547392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012823observed 7c8003f2c65c7619987951e49a7a4738...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:33.527751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012823/manifest.jsonobserved bca199c4c4a56846d805409c266fb4fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:33.506964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012823/publication.mdobserved dbaca60bf7aeb415c12e06c5531de993...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:33.487258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012823/publication.txtobserved 430e22a4efa05cf10a3aab2c136c6fb8...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. |
|---|