OpenTechnical

OT-2026-000008028

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000008028) never changes.

Identity and time

Publication numberOT-2026-000008028 · never reused
Internal UUID01a0ae6a-908b-7c10-b697-bbff17784636 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008028
StatusPUBLIC

Content hashes

Canonical text5b02ace91fffc2db67113873e09b9deeecefdc8bb4045906bdcdb6df1323c455
Markdownee729fd64215a76e685f5de48112081c2e439a2ee19d29244357381646210b8d
PDF
Publication page551660ef2d89c82a972176575887c495ab89148727babfbd3b8caaaf80f2b974
Manifestc05e34377cd76268c941e86e1e66d14e9fe2b9629996f5491369c855623a475e

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
SignatureTQfDgiDN5l1MZa9CTorbkr+KPrJG86v4dvM7D3Wypwt1Sp19q7Ae13S8GwzmVrW7on1YKcjQPeGWhiz2Au2mAQ==
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

2026-09-17T12:20:37.010133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028
observed 551660ef2d89c82a972176575887c495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.991362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/manifest.json
observed c05e34377cd76268c941e86e1e66d14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.975470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/publication.md
observed ee729fd64215a76e685f5de48112081c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.958954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/publication.txt
observed 5b02ace91fffc2db67113873e09b9dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.810509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028
observed 551660ef2d89c82a972176575887c495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.788840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/manifest.json
observed c05e34377cd76268c941e86e1e66d14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.770406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/publication.md
observed ee729fd64215a76e685f5de48112081c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.751737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008028/publication.txt
observed 5b02ace91fffc2db67113873e09b9dee...
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.