OpenTechnical

OT-2026-000067576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000067576) never changes.

Identity and time

Publication numberOT-2026-000067576 · never reused
Internal UUID01a0ae8f-6bda-7b06-86bd-40aaf8c89f12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067576
StatusPUBLIC

Content hashes

Canonical textede96f3ffd35f5c3e2eea64b184c64a52036a24b745ea45114261f5ba91e0b78
Markdownac178cb0307d7225a0b13ff9bc5a0a00d8739b3d97feb10b87d9626ac7e884af
PDF
Publication page1b3aa29f88203873fe89ef815a7a32d8202238146bf9602e885aa7b1498f1c28
Manifestaf1bff0adeb6a3cceb23504f85511e59c73a7fef813c0b6143c7594b56fb4061

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
Signaturep8vgjwlhepFJypVBRYyj4vikbg2tI1RJQr0Kf8cwv5iFtKT6VloReVKw5RPsLTcRNbkUodUyxPv4yr6BTziWDA==
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

2026-09-17T10:31:53.294390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067576
observed 1b3aa29f88203873fe89ef815a7a32d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.276948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067576/manifest.json
observed af1bff0adeb6a3cceb23504f85511e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.260111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067576/publication.md
observed ac178cb0307d7225a0b13ff9bc5a0a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:53.242738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067576/publication.txt
observed ede96f3ffd35f5c3e2eea64b184c64a5...
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.