OpenTechnical

OT-2026-000032558

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000032558) never changes.

Identity and time

Publication numberOT-2026-000032558 · never reused
Internal UUID01a0ae75-106f-7b42-8d56-2c9b21a53f1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032558
StatusPUBLIC

Content hashes

Canonical texta01bf016b084f10e43e857b159eabea50f01b7da77218b9b9b6a1f00cd6995af
Markdown52318086e5a2fbc309002961a08d2ade1582d6a2607850bf28cf31e8cb4d46b7
PDF
Publication paged35458d58bd6f00bc958b28da78d3c3d3211bbf92bb03c82dfcfd09b185a2654
Manifest40991c04edb59f136b71692e5e8aa83a1f73ca01f795b6b51db87330603206df

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
SignatureXlatRradtFwdvvUlf07ZDf6ZTyauYedYtG4fmGaGc0FEhs3z4aMFOPhW8nn5Z7k1UwwXR4jbO3pwgfspUUQJAg==
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

2026-09-17T11:34:07.661208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032558
observed d35458d58bd6f00bc958b28da78d3c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:07.642637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032558/manifest.json
observed 40991c04edb59f136b71692e5e8aa83a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:07.623927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032558/publication.md
observed 52318086e5a2fbc309002961a08d2ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:07.605379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032558/publication.txt
observed a01bf016b084f10e43e857b159eabea5...
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.