OT-2026-000041374
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained blow-off after 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-2026-000041374) never changes.
Identity and time
| Publication number | OT-2026-000041374 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7038-99ce-fcda3268aa4c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041374 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1530b43bc11fdf6cf301c462c203146ca542137d858f8b9df5f3e16d667feb07 |
|---|---|
| Markdown | fb71c6db21461b9310eb697915b296e2003c298c7b6fae488dd364c298aa2870 |
| Publication page | c711be94916aac72d818d41a042ff4bb3a44ec99d746f1c29ab3f694760616bd |
| Manifest | 668f9f932226676545cef8b88263ed82bf4e0e7ca93b95fa163bf338dbe0ddc4 |
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 | zRKtiE/JnHwI+P/wU7/B8ruVz01ypSwOkQECY71h+BwWfbmEGdZGogiItcnZ/c9/ntdjz2E+dgmlSdvKaPboBQ== |
| 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
| 2026-09-17T08:44:23.529803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041374observed c711be94916aac72d818d41a042ff4bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:44:23.283011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041374/manifest.jsonobserved 668f9f932226676545cef8b88263ed82...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:23.000512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041374/publication.mdobserved fb71c6db21461b9310eb697915b296e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:44:22.804075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041374/publication.txtobserved 1530b43bc11fdf6cf301c462c203146c...fetched by grabo-systems from 34.44.131.203, 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. |
|---|