OT-2026-000019703
Publication integrity record
Foam pad 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-2026-000019703) never changes.
Identity and time
| Publication number | OT-2026-000019703 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7082-b67b-f8ca46173c23 · 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-2026-000019703 |
| Status | PUBLIC |
Content hashes
| Canonical text | e397428b15e2c844ad4b66478165ba18e6e387db0991dcec134913d57024ab67 |
|---|---|
| Markdown | 62ff64778a43e12a2fc5479b5aff4d81e16c7fba504c4bb55f3875682cad5a62 |
| Publication page | b015bde204699f9b25fe77231bf9f48c7fc1a024be1ea9ea6193c48a5dd0e88b |
| Manifest | 28a4a50d9513bd3a2872e3ab076abfc3021573714dbd93b051bce0341262a9bb |
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 | JWS7N1rvG6Ir7oU4VWBMd0mk3cXOmqN2Qxj/p2kc1h0W4r4l/yv5yrJX1HXciGsxtDtRzNI4/iiwmx7czvWSDQ== |
| 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
| 2026-09-17T11:57:47.262545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019703observed b015bde204699f9b25fe77231bf9f48c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:47.245534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019703/manifest.jsonobserved 28a4a50d9513bd3a2872e3ab076abfc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:47.227535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019703/publication.mdobserved 62ff64778a43e12a2fc5479b5aff4d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:47.207597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019703/publication.txtobserved e397428b15e2c844ad4b66478165ba18...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. |
|---|