OT-2026-000041409
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000041409) never changes.
Identity and time
| Publication number | OT-2026-000041409 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b145-7144-8895-217bde35a387 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041409 |
| Status | PUBLIC |
Content hashes
| Canonical text | 679e32c203b2ff83736940320ab87b437538e53287a17763a950b0f09056a85d |
|---|---|
| Markdown | 4dd0e73bbdba04791106abbae6db901e89b4ea44ce732fa02d94dd6bb45aff1b |
| Publication page | 8031e37ee63f5485d04ba158faefed3c7a9271506acfbb28e9b7744131b16ac1 |
| Manifest | 82b5a480c44e08ff5c618c0e18fe10ac1e1e0156d2ab116310a2d93e1c012d2c |
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 | rN7KxgKBiAG8NE1TdKJbdzpYu91qzTsCyGBvdQb8IKdvs+fKPcR/vu4HnOWm5WaJd1Y0TOUs3NS2OMDbUE4JCQ== |
| 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
| 2026-09-17T11:17:25.408317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041409observed 8031e37ee63f5485d04ba158faefed3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:25.388044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041409/manifest.jsonobserved 82b5a480c44e08ff5c618c0e18fe10ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:25.370499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041409/publication.mdobserved 4dd0e73bbdba04791106abbae6db901e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:25.351561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041409/publication.txtobserved 679e32c203b2ff83736940320ab87b43...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. |
|---|