OpenTechnical

OT-2026-000029569

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000029569) never changes.

Identity and time

Publication numberOT-2026-000029569 · never reused
Internal UUID01a0ae73-5e22-7f32-b329-2d0cfb520ff7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029569
StatusPUBLIC

Content hashes

Canonical text346b67572d916ea570aa6cd32fafa68e92971db07e26eba85374472d6e066c3a
Markdown62d917368f07dcfe9ecd054d335589b1728045a9d7563b4044e8be42c2060bd1
PDF
Publication pagef3e466e5a784dda224280c78f3337ce4f4b89ad58bb39251649c5ebedaf6322b
Manifest7b1bbb7849db0cb56863e1397fa53b395157cd2c33da0573d78a0955ac4d883f

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
SignaturetqYaR4wPNrpye9gYxS1+t7VkXTPfzJ7Ub9rmRviPppxZqfdG8HjNh4h9SDVkFi9SYedHIKfaSBU/cFNXoD4jBg==
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

2026-09-17T11:39:15.793829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029569
observed f3e466e5a784dda224280c78f3337ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.774775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029569/manifest.json
observed 7b1bbb7849db0cb56863e1397fa53b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.752940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029569/publication.md
observed 62d917368f07dcfe9ecd054d335589b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:15.735367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029569/publication.txt
observed 346b67572d916ea570aa6cd32fafa68e...
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.