OpenTechnical

OT-2026-000050804

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000050804) never changes.

Identity and time

Publication numberOT-2026-000050804 · never reused
Internal UUID01a0ae82-c7b2-7d13-887e-02498118c069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050804
StatusPUBLIC

Content hashes

Canonical text97977ffed0ab8deca6c1d02c538aeaaffbdc3bbd156f8582e06e6383942aa7c9
Markdown7bbc8bd7de42277e1c731ca7fc6431eef878e2321ebd88dec1accc2f38e4441d
PDF
Publication page8cf32599dcd8ceb49fc20dd4a736333f44a9f311d035e3ab8174b81a12c37676
Manifestd7cf49e7c29ec6392abffae014c773407c63ebe553c51d2888d41a7ed7a1d52e

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
SignatureIMiSmNRY1wl/ntoHSnh1obW00XNh/a9gKiTBIHqbGTAWB/Hck5LcdUiy44msIEFdVibAfOvJiilky8oIQGAFAA==
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

2026-09-17T11:00:20.149288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804
observed 8cf32599dcd8ceb49fc20dd4a736333f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.143891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804
observed 8cf32599dcd8ceb49fc20dd4a736333f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.119877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/manifest.json
observed d7cf49e7c29ec6392abffae014c77340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.109666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/manifest.json
observed d7cf49e7c29ec6392abffae014c77340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.098037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/publication.md
observed 7bbc8bd7de42277e1c731ca7fc6431ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.084918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/publication.md
observed 7bbc8bd7de42277e1c731ca7fc6431ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.075106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/publication.txt
observed 97977ffed0ab8deca6c1d02c538aeaaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:20.049018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050804/publication.txt
observed 97977ffed0ab8deca6c1d02c538aeaaf...
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.