OpenTechnical

OT-2026-000047424

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000047424) never changes.

Identity and time

Publication numberOT-2026-000047424 · never reused
Internal UUID01a0ae7f-3e58-7b32-b6de-cbab8fd1685e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047424
StatusPUBLIC

Content hashes

Canonical text2fcacb077ff2a6aea29974642098f3d39107de4d9f5060b1164ee41d2b150683
Markdown1504ba086cf50796d4756b5c1c901e8cebc27fa0a3734303f88e94bfa30afa63
PDF
Publication page1ccafff21b0c37916797e75321ee3ddbf676cf805292d4cf63490266c620df26
Manifeste16ed0947b0569831a664b5219baa4c20e93e222a2d4be4a2017fce4fa3de39a

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
Signaturedx9feIbnplMYQQnVloi4WXFQ+3fn86zhAuk1dPZL29I1piwFG9zx34OigaSsqHmL1f4nSK18BxSvPvdoR0WmCQ==
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

2026-09-17T11:06:26.737871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047424
observed 1ccafff21b0c37916797e75321ee3ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.720173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047424/manifest.json
observed e16ed0947b0569831a664b5219baa4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.703403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047424/publication.md
observed 1504ba086cf50796d4756b5c1c901e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:26.683966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047424/publication.txt
observed 2fcacb077ff2a6aea29974642098f3d3...
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.