OpenTechnical

OT-2026-000084294

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000084294) never changes.

Identity and time

Publication numberOT-2026-000084294 · never reused
Internal UUID01a0ae98-5b61-7270-afdd-003ef2233ddb · 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-2026-000084294
StatusPUBLIC

Content hashes

Canonical textc747f2fcd4561d0dee05a00b550f4e0e382723b62c262c4bc4baa52259803519
Markdownb6611a6939369f9678264ee017a8a685b0ca570c1b29b77764e7e2edde792b49
PDF
Publication pagec3335b25765e03047c4edabb8101577f89e80995698d211f3a696333a93b1300
Manifest316ad42217e69693e05416d8025450f09fe3ceeac06ba768b422601dcc9212e0

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
SignatureLZZF3280t63n8Fu7V+qzkISx0sFyvHodoanyngkjOjmlmZxaqLY8g/qZ4ROlIjyf+Xf+RcuW5K05tTY5a9ejCw==
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

2026-09-17T09:56:12.914085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084294
observed c3335b25765e03047c4edabb8101577f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.897305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084294/manifest.json
observed 316ad42217e69693e05416d8025450f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.880487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084294/publication.md
observed b6611a6939369f9678264ee017a8a685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.862885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084294/publication.txt
observed c747f2fcd4561d0dee05a00b550f4e0e...
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.