OpenTechnical

OT-2026-000040532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040532) never changes.

Identity and time

Publication numberOT-2026-000040532 · never reused
Internal UUID01a0ae79-6d0d-7fe7-8d83-b186ca07ae9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040532
StatusPUBLIC

Content hashes

Canonical textbf574ba6c26640e6cd8916182c85fbfffcff37d430e0945f4f57f82ca6ecee2c
Markdown31fddf6871036682eb63f8296e49358beb242388c3b6610e8b0ac8c501d4a8a8
PDF
Publication pagec610a640a64b498bce1a22b6869ac16ce9886b975c04cd703a1ede8d0dba0649
Manifest3eabc7ce7f91da37b2c18413d983f05cb5deb5b663d15e7e1dd2639b9fd42caf

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
SignatureZc07/RjGEqWJ9e2jc323UEeGlUwhqqOmkBocGRJn3w9H8v/Xe++8NnmrtlL9H9VaTk1W2iBzR4hZbaTCnYjPBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:40.973538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040532
observed c610a640a64b498bce1a22b6869ac16c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.956657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040532/manifest.json
observed 3eabc7ce7f91da37b2c18413d983f05c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.936802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040532/publication.md
observed 31fddf6871036682eb63f8296e49358b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.916837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040532/publication.txt
observed bf574ba6c26640e6cd8916182c85fbff...
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.