OpenTechnical

OT-2026-000069320

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000069320) never changes.

Identity and time

Publication numberOT-2026-000069320 · never reused
Internal UUID01a0ae90-b529-7e94-b2ee-8e54f1a23e8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069320
StatusPUBLIC

Content hashes

Canonical text17c7f75ac766d3d106e900bea8ad989cb5e1935f1801a79f3ea9b08f44ef5e4b
Markdowne91d32dd58d07424174f4bbc1603173ea7e38312080afa36a4afc88f8714a41b
PDF
Publication page0737108ed47c7c1654eebc4724cab0b0ac533dd7b07dc5c993ad43e8c5b9fff8
Manifest763b10abecc5a7ac45349812f63014d1ea2df5803673814beead711d65b2fa48

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
SignaturewiXX+rdN57Qq09y0mR3iRCyzXbRBdZpI7DwMJ0WtwP+3itUTo4ulG772frX/EpIXy5cDJsLP9XoK9r4EBNkACw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:05.145224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320
observed 0737108ed47c7c1654eebc4724cab0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.122710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/manifest.json
observed 763b10abecc5a7ac45349812f63014d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.105294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/publication.md
observed e91d32dd58d07424174f4bbc1603173e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.085739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/publication.txt
observed 17c7f75ac766d3d106e900bea8ad989c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.652091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320
observed 0737108ed47c7c1654eebc4724cab0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.635089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/manifest.json
observed 763b10abecc5a7ac45349812f63014d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.618601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/publication.md
observed e91d32dd58d07424174f4bbc1603173e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.598366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069320/publication.txt
observed 17c7f75ac766d3d106e900bea8ad989c...
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.