OT-2026-000042525
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000042525) never changes.
Identity and time
| Publication number | OT-2026-000042525 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7b7a-9265-cf3b597c5acd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042525 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65c6af7bf755c6fe33dfc19fe9314578a898bd1cfb99789a623d08aa45ce289a |
|---|---|
| Markdown | 16e748744c038991e75a139f9fac2315b586b8bf899cef7b8004855ed4635270 |
| Publication page | 474e961794fdb5d9efc8ad19f0924be731326baf65807ea18a69434edf596160 |
| Manifest | c6a3dffd59686cb505219671c96d3b8d080eac63c092e3b193b7351e51d4db3d |
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 | LQZd6w9hMYGitcf+yUIuI/2KPPLF5GfyRsuEefUfNqbvgX0gFyKoa5NUMnCt3XMRKjLPQ/pSdLqaOvEYTXQoAw== |
| 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
| 2026-09-17T11:14:06.651120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042525observed 474e961794fdb5d9efc8ad19f0924be7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:06.633825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042525/manifest.jsonobserved c6a3dffd59686cb505219671c96d3b8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:06.615466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042525/publication.mdobserved 16e748744c038991e75a139f9fac2315...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:06.596805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042525/publication.txtobserved 65c6af7bf755c6fe33dfc19fe9314578...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. |
|---|