OpenTechnical

OT-2026-000008628

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000008628) never changes.

Identity and time

Publication numberOT-2026-000008628 · never reused
Internal UUID01a0ae6a-e46b-7ccd-bc86-57d29d0e71df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008628
StatusPUBLIC

Content hashes

Canonical text4e33173ce9c2fe3f6c6ad83936dca541c3c9e7812ec5f9703b97fbf9e051bac8
Markdowna2b2199ba5c9a5241ae27efde8d606dbea0cf6f31e7d25badad27a5c2a629053
PDF
Publication pageffabf21d3be627a24b818c1261f629b212ee385334a0c86a3aabcfecb35961af
Manifest4317c963c47c69e5cd4bd615263c9fb368941842bfcb392d125de101d1c24a0d

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
SignatureGH7cAgo/pMikvzIzPRh1bB1xYHfZIMs3UOAWb2f/uJW4/8abYxlF8jNRa+KvSOFwEaNNRkk67IT+rhASn+A2Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:35.539784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008628
observed ffabf21d3be627a24b818c1261f629b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.521708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008628/manifest.json
observed 4317c963c47c69e5cd4bd615263c9fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.498412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008628/publication.md
observed a2b2199ba5c9a5241ae27efde8d606db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.475785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008628/publication.txt
observed 4e33173ce9c2fe3f6c6ad83936dca541...
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.