OT-2026-000052444
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000052444) never changes.
Identity and time
| Publication number | OT-2026-000052444 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-709f-86cc-e48e400f1e08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052444 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81b8db58089eaf8f08259ff0042dd180864986487061754630fb056775c96348 |
|---|---|
| Markdown | 811e49c68f32025a83b0344e0197bdcc2704832a04cf5bce04420d5c5219af4e |
| Publication page | 9ada034ee6c66c5994cc1a2d0b0e6f40b91dfadec243c254d6b1105feef429c5 |
| Manifest | c367bb12245dd69d22fe60e55ce895a57fe30fdc537b308dc3c8895ebb34be5e |
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 | E1R5ysI3KMZq9FKhv4TaweF1yJF6zxaJyXhEH7HyPP9FzGIPWWmyoESpxM+HIJhiG5pBmuDLu8oCsY9RHBZWBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:03.976552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052444observed 9ada034ee6c66c5994cc1a2d0b0e6f40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:03.956883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052444/manifest.jsonobserved c367bb12245dd69d22fe60e55ce895a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:03.938443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052444/publication.mdobserved 811e49c68f32025a83b0344e0197bdcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:03.919459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052444/publication.txtobserved 81b8db58089eaf8f08259ff0042dd180...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. |
|---|