OpenTechnical

OT-2026-000040734

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000040734) never changes.

Identity and time

Publication numberOT-2026-000040734 · never reused
Internal UUID01a0ae79-6d0f-7532-92d4-0b27a2caf5e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040734
StatusPUBLIC

Content hashes

Canonical text1fd76ce519c7447cafdf5fc85bd6d198d1c3ce2f37f746212538d7ee95197999
Markdown4afb2846c79359c376e62dc5444149f2b3ad97f80663b7849a8144d251f46a6b
PDF
Publication page268d12751d45dd30a53a4d7f2f86a513aab8f818325e8f095694498ff03e760b
Manifest8acec5bd599f26d0cab887c34f7dc0b3972eec34326a05a3ae0eeafdb44e4364

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
SignatureCcNiWOR0ltj68kvdnAZ/qwwcDUykWcoPUnt6lFeGogaoaDhjGwVkagyP2lJdBjR7wMKwAt/67wxXQ2SAvj17CQ==
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

2026-09-17T11:18:00.369597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040734
observed 268d12751d45dd30a53a4d7f2f86a513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.349995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040734/manifest.json
observed 8acec5bd599f26d0cab887c34f7dc0b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.328851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040734/publication.md
observed 4afb2846c79359c376e62dc5444149f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.310391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040734/publication.txt
observed 1fd76ce519c7447cafdf5fc85bd6d198...
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.