OT-2026-000030454
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000030454) never changes.
Identity and time
| Publication number | OT-2026-000030454 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e503-7ac5-9865-536f61d6f770 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030454 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0754911da2b86cf1929a2c8da87f1bab0340b64da5a7fa101abe522aa1ae3537 |
|---|---|
| Markdown | 5b589fee716ccfd64b789ee0cbd3ad25934eb366816d62536f501f004a1adfa6 |
| Publication page | 61d3da3ef730f1724c07cdf001354780764b2b41be00b483b9a840828f74ec36 |
| Manifest | 52c14648f6b532ab698408238700521685ea5d7569b90324757116ebffe515f4 |
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 | wm8VtizEC3PtwR8w/B6LZytENZgUVNyG4xtzji71BeUHi4VP8XdHVHSQI3Q5iRGnvDxHNX8Igx4xB2uC1FceAQ== |
| 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
| 2026-09-17T11:38:11.537846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030454observed 61d3da3ef730f1724c07cdf001354780...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:11.518935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030454/manifest.jsonobserved 52c14648f6b532ab6984082387005216...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:11.499625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030454/publication.mdobserved 5b589fee716ccfd64b789ee0cbd3ad25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:11.481572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030454/publication.txtobserved 0754911da2b86cf1929a2c8da87f1bab...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. |
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