OpenTechnical

OT-2026-000048196

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000048196) never changes.

Identity and time

Publication numberOT-2026-000048196 · never reused
Internal UUID01a0ae80-4de2-7fa9-a9b5-baf6475c2d4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048196
StatusPUBLIC

Content hashes

Canonical textcad9dc15e6569a2bde78fb170b3d2228ac0606bfddd69f559bb0b72189c6cb46
Markdown9fdac408caf5c31b4bb3185904993533de1ab2937e76e1726d3fb32e5b2205b2
PDF
Publication page14d4be35818f86a8bad977c1f42734f16436727de37b4258230614a6b703eac3
Manifest080374408021436411833d401d851f1e537302f296f65eeff10d38d1818fa4a9

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
SignatureesgNrjJw2Lnse+UbpfPZ1lohqfQ4zK+8u4DEXu2iNJfrwMgblpZwOk1aTiL3xPgII34H97bh0pcPSMpeNitODw==
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

2026-09-17T11:04:44.389046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048196
observed 14d4be35818f86a8bad977c1f42734f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:44.369848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048196/manifest.json
observed 080374408021436411833d401d851f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:44.352774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048196/publication.md
observed 9fdac408caf5c31b4bb3185904993533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:44.334819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048196/publication.txt
observed cad9dc15e6569a2bde78fb170b3d2228...
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.