OT-2026-000044896
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000044896) never changes.
Identity and time
| Publication number | OT-2026-000044896 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911c-7503-91e2-bdedd79d7f2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044896 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49f4375410bf36ec6ab9a8785be44c6982b23ae22b61a9518c5746394f47e80c |
|---|---|
| Markdown | 9822b5047d9d5476a9be45c2fcbec2885cc778c7ff831d69e50b97ad6fc1f365 |
| Publication page | 0777a480213d574d30d851b557479efc3b1bd71e2951010716dfde4673e7e56a |
| Manifest | 0b293df8aba02e3ef08bc0e6af41771dabc525c17187896eb590259633f3b70f |
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 | VCNSLteXUHvq7lGqSbAnCmPFsgYlb5hqhc5qnrQdD0eApbFtHjJop45CA9A4OWWqeP5ZCeMJQYZuCaKK+eo1CA== |
| 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
| 2026-09-17T11:11:33.518041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044896observed 0777a480213d574d30d851b557479efc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:33.499691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044896/manifest.jsonobserved 0b293df8aba02e3ef08bc0e6af41771d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:33.481010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044896/publication.mdobserved 9822b5047d9d5476a9be45c2fcbec288...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:33.460710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044896/publication.txtobserved 49f4375410bf36ec6ab9a8785be44c69...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. |
|---|