OT-2026-000019487
Publication integrity record
Two cup vacuum gripper, two 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-2026-000019487) never changes.
Identity and time
| Publication number | OT-2026-000019487 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-75b7-8fce-b0a087159564 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019487 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbe48331520c0d110f707b4f2a0d635baa3d70d13b79ba6ddaf2127bb29c0efe |
|---|---|
| Markdown | 6bc9d672504151c63e2f5f172740a95b380a6ce50ae8ab81d5aec16e16c830c9 |
| Publication page | 05b9abc03c2e6a2af01b0cbfd0e7ad27dbfe23b891a782a1091aaf04784ad8aa |
| Manifest | 2bc12859fd856d3535affe5cc084fd214bf506e1f32448d55e1b33cd8c6c0798 |
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 | OLvW91RVHJeGo+tIqmAlSNbMcfPV+IBRcHnPa1NWVHkpX9vwwaejtPFScBgOD3a70MXQeX7/UlSF+vKwKd8UDA== |
| 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
| 2026-09-17T11:58:54.717197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019487observed 05b9abc03c2e6a2af01b0cbfd0e7ad27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:54.697347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019487/manifest.jsonobserved 2bc12859fd856d3535affe5cc084fd21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.680862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019487/publication.mdobserved 6bc9d672504151c63e2f5f172740a95b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.662771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019487/publication.txtobserved cbe48331520c0d110f707b4f2a0d635b...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. |
|---|