OT-2026-000019671
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000019671) never changes.
Identity and time
| Publication number | OT-2026-000019671 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-76aa-97b8-a89f82905af4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019671 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a8c8f70e1cbff8896f64fb7f90619ead916b7604a367f95dfb4409089d3babb |
|---|---|
| Markdown | 4f29a8d7eb6f58069c4cc580ca53b9b3b8940e410ebcdf7605b063ba931120eb |
| Publication page | 6c8a523888ff0c7136da836cd0d5499bf9dade2c7ad88d4718646957b6cfc495 |
| Manifest | 25fe756475f7c6da6ff4d2a6165d2f2fe7e99c82e9783e289808440f00ceb213 |
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 | aYc0pX/nW5bhDlbe0GZPsAaJszKCJzITGtk76xIhoBc1IuOR9LzUOeHZE3bKxBzv9RC9swLOMSyscztWJZvyCQ== |
| 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
| 2026-09-17T11:57:44.415447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019671observed 6c8a523888ff0c7136da836cd0d5499b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:44.397206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019671/manifest.jsonobserved 25fe756475f7c6da6ff4d2a6165d2f2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:44.377393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019671/publication.mdobserved 4f29a8d7eb6f58069c4cc580ca53b9b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:44.359019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019671/publication.txtobserved 2a8c8f70e1cbff8896f64fb7f90619ea...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. |
|---|