OpenTechnical

OT-2026-000013010

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off before 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-2026-000013010) never changes.

Identity and time

Publication numberOT-2026-000013010 · never reused
Internal UUID01a0ae6d-5564-75ba-83e9-d72c9c59d27e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013010
StatusPUBLIC

Content hashes

Canonical texte3e383193ead3c42ce4b56ae91e8250b3f307c4d20d5f55050ac9dabcc197d6f
Markdowne0cda0060ad107d159d7a5b35f9ff5708c2b28b7ef4b34d226d594501fafecff
PDF
Publication paged002ace7de1f9a71e2630b2ffb1d99a08ede9b39e0cec5bf86e36fdc166f037c
Manifestf1db33861ab50873545faad5550166a7ff3aec2bb03e18e3435a447169e26085

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
SignaturezMDd6TOEXWPDIVjJQ4XZRUzul45PlQ4QEHWG6zLUDi/AcxMxSKxAVYKJXNryl2+6xd9Rvw9COytLZLLBeroNBQ==
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

2026-09-17T12:10:49.963443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013010
observed d002ace7de1f9a71e2630b2ffb1d99a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.944336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013010/manifest.json
observed f1db33861ab50873545faad5550166a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.923993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013010/publication.md
observed e0cda0060ad107d159d7a5b35f9ff570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.904096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013010/publication.txt
observed e3e383193ead3c42ce4b56ae91e8250b...
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.