OpenTechnical

OT-2026-000064916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000064916) never changes.

Identity and time

Publication numberOT-2026-000064916 · never reused
Internal UUID01a0ae8d-debd-7b40-8863-c22463625481 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064916
StatusPUBLIC

Content hashes

Canonical text84b53a20073fe7e5a5fb5d0251c9a2882bd81e09938c982c119982a72dfe88b9
Markdown748e2dabfa05718eb663059e2a7d608acce978bcd2a69b13944857f6ad95d6c1
PDF
Publication page245be74679c33efd1071d5e84af53b922a6c1b03cc8e34a154e5fcfba042da34
Manifeste334525a756274eed522b4ec6a1ae430f171d3053ff26beb4f7c38262dde597b

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
SignatureEFUMoF0HGKL2gAE/4ybtkDaYa3ntjbmQ4PNuaCQNnXVghka5KtbOwX3hPKo8vDTsFP9kIIlKlH5QS9CUoDmhBg==
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

2026-09-17T10:35:50.990589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064916
observed 245be74679c33efd1071d5e84af53b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.973237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064916/manifest.json
observed e334525a756274eed522b4ec6a1ae430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.954492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064916/publication.md
observed 748e2dabfa05718eb663059e2a7d608a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.935893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064916/publication.txt
observed 84b53a20073fe7e5a5fb5d0251c9a288...
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.