OT-2026-000042431
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold 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-2026-000042431) never changes.
Identity and time
| Publication number | OT-2026-000042431 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-74e2-915c-1ff373365e18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a6c1962249c8fdbf0f654a0aa8ffa2298bb48e2bf9717aa0e30d507489158ed |
|---|---|
| Markdown | e371fe721910341360f2ed566dad41fe3dbc561b2cb6741565d6dec36b765eef |
| Publication page | 7ab59895798eb11accabc1fed0283eec11548be2835da4ded217ea3473019f88 |
| Manifest | 062e687ead3d7f5bd0549ea57209bc877fccfc581f5daea154f4cf710a83ad1e |
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 | /i2MX5Nm5qV8mQ3E+MlzNub5zV89zfQR3ai8T4gUngc/GWXLDPjr+I9b0Ny7lZVRWrG5a8iWqxzu5LSG8KJXCg== |
| 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
| 2026-09-17T11:16:13.943720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042431observed 7ab59895798eb11accabc1fed0283eec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:13.926958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042431/manifest.jsonobserved 062e687ead3d7f5bd0549ea57209bc87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.909493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042431/publication.mdobserved e371fe721910341360f2ed566dad41fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.890827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042431/publication.txtobserved 1a6c1962249c8fdbf0f654a0aa8ffa22...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. |
|---|