OpenTechnical

OT-2026-000046193

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000046193) never changes.

Identity and time

Publication numberOT-2026-000046193 · never reused
Internal UUID01a0ae7e-032c-75b5-8693-45f5b8e7c790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046193
StatusPUBLIC

Content hashes

Canonical texte2b3d92b8a72fc46f211e9bbbe9fea5b42d9e09c4bc00c02f033bb1f5babe5ed
Markdown9779aecda0ed38711e70278abc8110a5e82f24a9744a4394130a737a4927b81e
PDF
Publication page20441db0b413a11a889b815b49ab209cf23aed011da3483dfe94daead653a0bf
Manifest7e965ffd165cb7c53edcc9506bfbe70b2c2ee5b3f1e0b557b2b2e98d0fc4f75f

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
SignatureHrkZQ8Fr2tC7ByNix65o3fGQ8+JamHXaIR6EUya1y3Y4d+Cuncb+DOEEmQo6AFRsvNyWrc+M54r7N8K20yCZCg==
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

2026-09-17T11:09:12.348861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046193
observed 20441db0b413a11a889b815b49ab209c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.328720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046193/manifest.json
observed 7e965ffd165cb7c53edcc9506bfbe70b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.308337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046193/publication.md
observed 9779aecda0ed38711e70278abc8110a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.289570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046193/publication.txt
observed e2b3d92b8a72fc46f211e9bbbe9fea5b...
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.