OpenTechnical

OT-2026-000069478

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000069478) never changes.

Identity and time

Publication numberOT-2026-000069478 · never reused
Internal UUID01a0ae90-b52a-7f4a-be94-550a6ee941b0 · 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-2026-000069478
StatusPUBLIC

Content hashes

Canonical text44573b8ab94e671270667c9b4387ca036fa91e63eb96097eaff370c25ed582bf
Markdown9648919e79560803cb27b494e141a24fae48bf9f61b79815d7f9b7065a77c454
PDF
Publication page63590aaa74603f398e9c6c2338c762c50bbdf85cecc6804687d2a89ed65b4a66
Manifest5dfec14a2e7d4f757346fc9daefb7018e423e58b6536c58a5da8f44679ea04df

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
SignatureDIyi6kzSL25NMD/JzUbVC2RPyI6+x3ifNi+pUbJBGR6rq7oYodPoYBHB8l0noW/2zxq3eOdshGmqJ12SQT0qCg==
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

2026-09-17T10:30:33.344798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478
observed 63590aaa74603f398e9c6c2338c762c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.325907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/manifest.json
observed 5dfec14a2e7d4f757346fc9daefb7018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.308332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/publication.md
observed 9648919e79560803cb27b494e141a24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.286095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/publication.txt
observed 44573b8ab94e671270667c9b4387ca03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.065341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478
observed 63590aaa74603f398e9c6c2338c762c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.049603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/manifest.json
observed 5dfec14a2e7d4f757346fc9daefb7018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.033828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/publication.md
observed 9648919e79560803cb27b494e141a24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.016697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069478/publication.txt
observed 44573b8ab94e671270667c9b4387ca03...
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.