OpenTechnical

OT-2026-000051012

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000051012) never changes.

Identity and time

Publication numberOT-2026-000051012 · never reused
Internal UUID01a0ae82-c7b4-7552-8319-d90a33ed7dfa · 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-2026-000051012
StatusPUBLIC

Content hashes

Canonical texteb3132b2e9ef00a3568dcca54c608c90686156dd87a32a0e5482462675ca0e28
Markdownda0d469012bb427a5ef042d28bc24e48bd33e9f2c9e937d795f68e8483af71ee
PDF
Publication pagedfa813978c4f8418029638677c0824bbe87ea98e8462577efdc6820f328fbc14
Manifest253e039f9d3f0b0ad99c05ca84f09256aa5469e048064d508c42d88563dad1ce

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
Signature5pV4xXmVfinp5oQZgqhOnOYU75J99eNL56FwlGoCrWG7XYl0EzDTDLkLdgyp+q1NHwLzVCCpfdtMs/Gmt/PXBg==
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

2026-09-17T11:00:54.867417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051012
observed dfa813978c4f8418029638677c0824bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.846172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051012/manifest.json
observed 253e039f9d3f0b0ad99c05ca84f09256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.825235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051012/publication.md
observed da0d469012bb427a5ef042d28bc24e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.805259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051012/publication.txt
observed eb3132b2e9ef00a3568dcca54c608c90...
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.