OpenTechnical

OT-2026-000039450

Publication integrity record

Two pad foam 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-2026-000039450) never changes.

Identity and time

Publication numberOT-2026-000039450 · never reused
Internal UUID01a0ae78-9675-7d77-831c-771d6e3cd6f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039450
StatusPUBLIC

Content hashes

Canonical text4790a64ffdf105639fb11de0aa6d2c129032fb7b2bc4db2954d3c43442b86a43
Markdown31f7e15adad77e104c4d761dea1a8656d286ca5b3141d9305475e8b1ea399acd
PDF
Publication pagedb39509b0dd7fa55d47e0c67f84992b07426fda99ad3433c046df8b955af3178
Manifeste2656923a5346a179a89273926d7ebd449f331af1d7d80a4be8a62ea87bfc857

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
SignatureN41JOi/DEccAz2JGvDjSDm01EIiPiYtkJZRk3oKrM+0c/jwNApDpL6/dgb+DtkDrxYS0P5Z3bGfZbndVPYl4Cg==
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

2026-09-17T11:21:04.263007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039450
observed db39509b0dd7fa55d47e0c67f84992b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.244843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039450/manifest.json
observed e2656923a5346a179a89273926d7ebd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.226482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039450/publication.md
observed 31f7e15adad77e104c4d761dea1a8656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.209107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039450/publication.txt
observed 4790a64ffdf105639fb11de0aa6d2c12...
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.