OpenTechnical

OT-2026-000025326

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000025326) never changes.

Identity and time

Publication numberOT-2026-000025326 · never reused
Internal UUID01a0ae71-5fa7-7061-9b5f-08809a73ad4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025326
StatusPUBLIC

Content hashes

Canonical textf227c947782742f511286bc58f9335a7978fe8dd074ff7c04869dfa613f7ca6d
Markdown2e256219b0748aca55a002a655bb5265486667f4ea7e6a3876453459da0bb862
PDF
Publication page1d7928657e1b47efd223575700b95ea72342bf9d959394bff6839959d7311fa2
Manifest9ef312ab87f48a7cda5d45367e514e3ac72837da26670a10443f295c90704373

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
SignaturePeEmMA35XniTu6q4pPiiOc7J9KMjmyRlE69ZZmh4zE0Easar7dQ0PggaO+SOJGMjnqEg37XxvyNOpWuIolDbCg==
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

2026-09-17T11:47:20.958515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025326
observed 1d7928657e1b47efd223575700b95ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:20.929959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025326/manifest.json
observed 9ef312ab87f48a7cda5d45367e514e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:20.905424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025326/publication.md
observed 2e256219b0748aca55a002a655bb5265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:20.886627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025326/publication.txt
observed f227c947782742f511286bc58f9335a7...
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.