OT-2026-000091021
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000091021) never changes.
Identity and time
| Publication number | OT-2026-000091021 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7188-a3c2-af8fd67681cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091021 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb9ecfff14369f2ec692219dc73ceb77995794c326b285ab542ede69afc31d15 |
|---|---|
| Markdown | 11e950b57df27e63ccd1e4076d7f3fb1894d4b530282571b32c5a282d1686d7b |
| Publication page | 1698050498f75a906036777436a8cbc04f1aa84ebe34ca969142aa60cd6710a2 |
| Manifest | b772d05ecfaa9dc4c45529fece76f8da338b952817571e651e43c90c07dcd164 |
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 | tn4hXAnZd3xiPQOw8fY0+JFQllnPgEk72y4THA5CNXfHHtQKvS68W+6gEBFn4DMDDAXHIkEDxc9Db+bufvjVBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:15.697516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091021observed 1698050498f75a906036777436a8cbc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:15.674338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091021/manifest.jsonobserved b772d05ecfaa9dc4c45529fece76f8da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:15.653245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091021/publication.mdobserved 11e950b57df27e63ccd1e4076d7f3fb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:15.631512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091021/publication.txtobserved fb9ecfff14369f2ec692219dc73ceb77...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. |
|---|