OpenTechnical

OT-2026-000045149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000045149) never changes.

Identity and time

Publication numberOT-2026-000045149 · never reused
Internal UUID01a0ae7c-f769-7ae5-81cc-056e85110934 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045149
StatusPUBLIC

Content hashes

Canonical texte5be7d0ba387a1d5ca36f2ca3194877c4c94c750bdd7818fb4db661e2c697970
Markdownc393a1567e416c92b714dd204d217e309ed50f2864069bec4ab1cc1d303d9401
PDF
Publication page60736780a7878d87dc7672308352334bdc971e10f2418879c6c3e15777a3e111
Manifest452b5163048d689c032269fddf8009b23a00880a426039fba2831ea9ff6cf369

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature5JRQHLnZsR7o0+vBnPkVoOGNytwJFG2oCYVMOhSMcGCo3iK1RHskvlQZFC7cyOoPdnkDimIi2Atg+N/kM8xVCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:18.216962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045149
observed 60736780a7878d87dc7672308352334b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.198619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045149/manifest.json
observed 452b5163048d689c032269fddf8009b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.179145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045149/publication.md
observed c393a1567e416c92b714dd204d217e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.159191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045149/publication.txt
observed e5be7d0ba387a1d5ca36f2ca3194877c...
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 archivePending 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 packagePending Custody packages are produced weekly.