OpenTechnical

OT-2026-000093719

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093719) never changes.

Identity and time

Publication numberOT-2026-000093719 · never reused
Internal UUID01a0ae9e-508c-73db-b0a1-56ca1470bb95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093719
StatusPUBLIC

Content hashes

Canonical text8760899befc045682a699862d24470e04483c3348a17a36a6bcd07faa199bd38
Markdown1328361c2324ed21a8624996f9393dd72654ed562be2686c37f676a3df1c2834
PDF
Publication page3e11a6744d7289da3c98de9d2e3bb7fb0395346ad12d9450ed6e6a2628635449
Manifest025278ccaaa061f9058ed8bbab74e866cd5c053a2c07a7566e62a880742a5ac5

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
Signature2EeiSF8MalahknGw4k3sdbkKeSzLQbKVPBa0ysJZz0AuMx1oWI+UoEVqenombhg2LTNjSk3gP7KkOtvXRCNgBA==
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

2026-09-17T09:39:47.428853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093719
observed 3e11a6744d7289da3c98de9d2e3bb7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.409773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093719/manifest.json
observed 025278ccaaa061f9058ed8bbab74e866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.391260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093719/publication.md
observed 1328361c2324ed21a8624996f9393dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.372604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093719/publication.txt
observed 8760899befc045682a699862d24470e0...
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.