OpenTechnical

OT-2026-000076282

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000076282) never changes.

Identity and time

Publication numberOT-2026-000076282 · never reused
Internal UUID01a0ae94-6a70-757b-b5b9-77272c268dc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076282
StatusPUBLIC

Content hashes

Canonical text3575c89117bfc625e16fb2d7dc37ed69adefb728405247822d33a99755165d13
Markdown53ed13a458e754cba0f18276523bfcac38ebbc025d90c40add95b751e21ff5e9
PDF
Publication page191ca0b62085afd69a557fd413385942434edb9c4333af4715102c84b7da9313
Manifestbbae12f0c82bde982e049c073a0babb2024cd73bae0b86e672eb5a5c5ee4a3b5

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
SignatureJGBwOomFJV62fNFrObdI9sTgvH5yfRE2QT2xomRKzBYTbItr21golFK6+8qz1i/6iDwCbgzt21MvzX1wnl+pBg==
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

2026-09-17T10:12:04.202279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076282
observed 191ca0b62085afd69a557fd413385942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:04.064395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076282/manifest.json
observed bbae12f0c82bde982e049c073a0babb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:04.044586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076282/publication.md
observed 53ed13a458e754cba0f18276523bfcac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:04.024700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076282/publication.txt
observed 3575c89117bfc625e16fb2d7dc37ed69...
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.