OpenTechnical

OT-2026-000084164

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000084164) never changes.

Identity and time

Publication numberOT-2026-000084164 · never reused
Internal UUID01a0ae98-5b5f-7cda-83ad-12a063743848 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084164
StatusPUBLIC

Content hashes

Canonical text7af6d026c70eeb79827ed5a2912286a4f7004d327944e6dd1dc9c0db7be1149b
Markdown514d6f2f2f8b391195b8b7672fc7492263944ef7d1cb78353a548748a7e2b4c6
PDF
Publication page6c2573eaebad1d8303d0b179941a44cf6f6439fbba90e8d77c0cf790763329b7
Manifestba92fb32a4232c04fa6e322576b437520cc2f1639190b5a5d6598309f527703e

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
SignaturepK1LglrYpFXrM7wZfP9FpP8nlTsi7mDZnWBZdbAk1TbGBjaXmf07l07g9datGoBSyAhg9sPlPKF+TLIL67cNAQ==
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

2026-09-17T09:55:56.263991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084164
observed 6c2573eaebad1d8303d0b179941a44cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.245839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084164/manifest.json
observed ba92fb32a4232c04fa6e322576b43752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.228188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084164/publication.md
observed 514d6f2f2f8b391195b8b7672fc74922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.208719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084164/publication.txt
observed 7af6d026c70eeb79827ed5a2912286a4...
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.