OT-2026-000019385
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000019385) never changes.
Identity and time
| Publication number | OT-2026-000019385 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7fcc-aa79-24f63bc74a77 · 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-2026-000019385 |
| Status | PUBLIC |
Content hashes
| Canonical text | 559c5449f51e3b9bd39f8486261823d1a9a9d707a9c7d40c3b1d4e68c89c65a0 |
|---|---|
| Markdown | c2c262689799b69c26727bb2880e4bf2e3815291ad009996599d42145c7418d3 |
| Publication page | dcb72f3b0b153a7a63053664d7e2e7413b7d01bc7b95912eccce4572148bfc16 |
| Manifest | 3551b6fb3e366bc29c246dfb6204db81ff9c4ff2930c5b807298a0215c62db10 |
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 | DFL9ULr3eErNvUC/TMHIUqkXqG8KEhp3FlpRlTK8RghZS5iXY5K9kA1C7EjM4cvDtCs/wGfm5jhS/4xI1BrYCA== |
| 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
| 2026-09-17T11:58:46.146582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019385observed dcb72f3b0b153a7a63053664d7e2e741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:46.127739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019385/manifest.jsonobserved 3551b6fb3e366bc29c246dfb6204db81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.108774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019385/publication.mdobserved c2c262689799b69c26727bb2880e4bf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:46.090096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019385/publication.txtobserved 559c5449f51e3b9bd39f8486261823d1...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. |
|---|