OpenTechnical

OT-2026-000011020

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000011020) never changes.

Identity and time

Publication numberOT-2026-000011020 · never reused
Internal UUID01a0ae6c-540e-7bba-a170-07183c70583b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011020
StatusPUBLIC

Content hashes

Canonical texta92e3b9574f6333f5228fc80f466fab33c90383ee201e80a628edaa7fbc93738
Markdown101043dccd954f28f2ec1ac3a95582d1aad8056549e590f57f52475109862b04
PDF
Publication pagef67566259842c3cd112299111fe76b10973fcf3494d78e8fc744657fbca9c9db
Manifestb06bcef9d94cb74af7dc06119e1ecfa0765ffb5bbb504f996e335f79d2dc76b0

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
SignatureBDyuy360TcP5S7/+vHSqh7XyrNzV9M9KM0yZgK0lv59djccbhLPzIzd2DhR8RAO9eRMto724rI6zv/0OUf/IDQ==
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

2026-09-17T12:13:50.517571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011020
observed f67566259842c3cd112299111fe76b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.496796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011020/manifest.json
observed b06bcef9d94cb74af7dc06119e1ecfa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.479297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011020/publication.md
observed 101043dccd954f28f2ec1ac3a95582d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.460771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011020/publication.txt
observed a92e3b9574f6333f5228fc80f466fab3...
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.