OT-2026-000010990
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, vented after 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-2026-000010990) never changes.
Identity and time
| Publication number | OT-2026-000010990 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-540e-773d-8d89-c8a86d76a2cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:10.156048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35f2ab82fb9c2023724f2e880bec7c19c8fc4a805483d656a5ec91a81e2003c5 |
|---|---|
| Markdown | 463b75e6a5e4d04866b0fb5361aa00d4466f0b225710bbc9ae46fa9d7063d4c6 |
| Publication page | 42fb8ec36726a0fc9d925f84ae8bc5b1c35495c0333440fd7758063743200215 |
| Manifest | 27d689decc6eb25e23381aa9fee906195a224cc101f13fb4df4c655f761c1378 |
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 | v8Q17WV1Mphub8/vcaqQk+eHqUvwCt6GvPzvBauXxa2JIUYxQ/PGX9jx95zEdgU7PfBt5FGXrosThGRreMReCg== |
| 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
| 2026-09-17T12:13:47.833015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010990observed 42fb8ec36726a0fc9d925f84ae8bc5b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:47.808558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010990/manifest.jsonobserved 27d689decc6eb25e23381aa9fee90619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:47.780276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010990/publication.mdobserved 463b75e6a5e4d04866b0fb5361aa00d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:47.758053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010990/publication.txtobserved 35f2ab82fb9c2023724f2e880bec7c19...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. |
|---|