OpenTechnical

OT-2026-000066242

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066242) never changes.

Identity and time

Publication numberOT-2026-000066242 · never reused
Internal UUID01a0ae8e-8dc4-77ca-a7be-e0cd41fe25e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066242
StatusPUBLIC

Content hashes

Canonical text40beb0640b6df2d9acfd7d29c36544e8708eb16259cf751f87388423b032b2d0
Markdowna5c27836843c219d8c2ab32345f57b103a5f25d9d1893338d08fecf4794cc405
PDF
Publication pagec600aa3910c92c8bbca5b837e0d141307e2adab42eb963769bdf62b823a543be
Manifest4e11b11962f041d1236cb459e853db00e49d117edb973c88305cf70116b8ee45

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
SignatureX43WFvgTNkW0XOqS8pyTBckrFPwdYfCA0IfO6KJmqrrkgU7Q1kKJrf2NQRt8zd8rxWOyDNCvZ+/zQ+seUyqxCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:24.584525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066242
observed c600aa3910c92c8bbca5b837e0d14130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.568208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066242/manifest.json
observed 4e11b11962f041d1236cb459e853db00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.551633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066242/publication.md
observed a5c27836843c219d8c2ab32345f57b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.534693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066242/publication.txt
observed 40beb0640b6df2d9acfd7d29c36544e8...
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.