OpenTechnical

OT-2026-000050932

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050932) never changes.

Identity and time

Publication numberOT-2026-000050932 · never reused
Internal UUID01a0ae82-c7b3-744f-a15c-d535f56e0f9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050932
StatusPUBLIC

Content hashes

Canonical text924169ceebe78e426028ab4c543ecba7231c81b4182f6fbb5941d8720799e35a
Markdown644d77989daf07c285053d96c731b7ec774c15d9874f1b57656350e72210052e
PDF
Publication pageb6af42ed98da948c60e9966d5c3b9707c8238e2558fb222e070914e9e19e957f
Manifest6eab5efbe58a1d6617ba2b554d79d4a13d8698c33fd2d4e4c81b255cf1bcf341

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
SignaturexDGex9Is9Jlz7fX2b9Yr8EhatdkcLc/NA6jJAtjmKUnwA/jAi++BeCiUDcO1mRDTCF+EA78wXl0UvSdsRJZUAg==
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

2026-09-17T11:00:41.759994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932
observed b6af42ed98da948c60e9966d5c3b9707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.759898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932
observed b6af42ed98da948c60e9966d5c3b9707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.736718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/manifest.json
observed 6eab5efbe58a1d6617ba2b554d79d4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.734825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/manifest.json
observed 6eab5efbe58a1d6617ba2b554d79d4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.710471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/publication.md
observed 644d77989daf07c285053d96c731b7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.703454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/publication.md
observed 644d77989daf07c285053d96c731b7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.684552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/publication.txt
observed 924169ceebe78e426028ab4c543ecba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.678043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050932/publication.txt
observed 924169ceebe78e426028ab4c543ecba7...
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.