OpenTechnical

OT-2026-000010216

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000010216) never changes.

Identity and time

Publication numberOT-2026-000010216 · never reused
Internal UUID01a0ae6b-cb7b-7687-8bb6-ae6bd47332d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010216
StatusPUBLIC

Content hashes

Canonical textf370c2db75823459e445b4398273ee2afb985e96e073f308267bb04924b0037f
Markdownf9ce2617e6e68ff9c0e8fce8369359bdf74456447eb03bab5694325518c6ded7
PDF
Publication page03b6876046b3988c8c1bb55832f8497e4b98fad375c466b529ba75b65dc855fa
Manifestf68cd361e276026c90a024eb42f140d1bc4b0a616abd33e1e0a536b68e016c59

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
Signature5qYdZDyrUJsInCFeHpYbIjroL1eZBGuR7IiMqfHVRAEfHvrMvH2idbGTwZYmSpI6MyXMv383Puh2tweTbPcHBA==
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

2026-09-17T12:16:20.463523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010216
observed 03b6876046b3988c8c1bb55832f8497e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.444970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010216/manifest.json
observed f68cd361e276026c90a024eb42f140d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.426365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010216/publication.md
observed f9ce2617e6e68ff9c0e8fce8369359bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.409118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010216/publication.txt
observed f370c2db75823459e445b4398273ee2a...
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.