OT-2026-000031920
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000031920) never changes.
Identity and time
| Publication number | OT-2026-000031920 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-7693-956a-c06467c3cf2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 66b4561e78baeb3c96e4ad3cdb53f47c01e14656968cd4944e60a51ebd56e5d8 |
|---|---|
| Markdown | 3db6ff82698cec282cad6bade7eeeea9f826117a463b22d5d63c7b0a09842dfc |
| Publication page | 2d3df9256b8b5b0e7852618dc5e4ce2950972c8d78b323a76b258f803a980c70 |
| Manifest | df917a0bbc7b897f36e7871ef5cab94cfbf88ce9be7ae9da6f44aa0121fa9a5f |
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 | 1jaJRVhqUKnOaOWzOEX+++BzfiEp8dyKAD6XCszyraEe3cX1fRnQvFdc2Gvl+pRzj3Kz8NAgm8h17hP+75ixBQ== |
| 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
| 2026-09-17T11:35:11.738816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031920observed 2d3df9256b8b5b0e7852618dc5e4ce29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:11.719976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031920/manifest.jsonobserved df917a0bbc7b897f36e7871ef5cab94c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:11.701675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031920/publication.mdobserved 3db6ff82698cec282cad6bade7eeeea9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:11.684345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031920/publication.txtobserved 66b4561e78baeb3c96e4ad3cdb53f47c...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. |
|---|