OT-2026-000021043
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000021043) never changes.
Identity and time
| Publication number | OT-2026-000021043 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-74c2-a182-19f4bdeb1485 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021043 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbee50f33703d1937351ac14ae457934b9306eb53de33da45e1198b10b7ecc09 |
|---|---|
| Markdown | 19960609ef9e7045929684fbafa3b29134a682b2278a059aa6f66c352806505d |
| Publication page | ea855485ba1b04cd23b39f34d833bcc0e2b9f82d080e625db146aa37c3c67816 |
| Manifest | 4e272b51e8aaaa25fc43efb047a71c4e5e9bfbca48698d678062dffe20847069 |
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 | 6iWCqbKHBKO+5jwTok9og8XlgRWKaD/m4HSkPhE0GnM4EH45Ibcibx64d+iFMLMUKxtWTFEd1eWIaqdl5geNCQ== |
| 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
| 2026-09-17T11:56:12.416585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021043observed ea855485ba1b04cd23b39f34d833bcc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:12.397396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021043/manifest.jsonobserved 4e272b51e8aaaa25fc43efb047a71c4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.376109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021043/publication.mdobserved 19960609ef9e7045929684fbafa3b291...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.356235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021043/publication.txtobserved cbee50f33703d1937351ac14ae457934...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. |
|---|