OpenTechnical

OT-2026-000074868

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000074868) never changes.

Identity and time

Publication numberOT-2026-000074868 · never reused
Internal UUID01a0ae93-ac2c-77b9-9b4e-73d935a7a4cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074868
StatusPUBLIC

Content hashes

Canonical text16535e6e269aa8459b4f995d224e523d8c6abb2b0d0a7d9561c9d9e7cdc31b3d
Markdown15694f4fd9e7ab7fd3fdef2f562ac68e80dc88ec669196c3d1c19a9d37125291
PDF
Publication page50b1ba06c048d37eddab353b39beb392341e1c6dd2331a3c14c1470a9b57af9e
Manifestb2390d0818316942b1dd17d722cd6ac259deb606c07fa58e1fb502fb2aed8f6f

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
SignaturePEeNLb3GP8ip4Whq9Tq7jAdS3sohZbPy08/OOuBWQoBxM7QB+sYpV2Ija2eH5DJi5ZNMQTd2qxYW1ZPYCZIZCA==
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

2026-09-17T10:18:35.104499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074868
observed 50b1ba06c048d37eddab353b39beb392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:35.088304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074868/manifest.json
observed b2390d0818316942b1dd17d722cd6ac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:35.071891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074868/publication.md
observed 15694f4fd9e7ab7fd3fdef2f562ac68e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:35.055588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074868/publication.txt
observed 16535e6e269aa8459b4f995d224e523d...
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.