OpenTechnical

OT-2026-000003726

Publication integrity record

Vacuum cup gripper, per zone isolation, two outlet manifold, two stage ejector, contact triggered

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-2026-000003726) never changes.

Identity and time

Publication numberOT-2026-000003726 · never reused
Internal UUID01a0a90a-dfe0-73cb-944c-6ac5412a217d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:37.314538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003726
StatusPUBLIC

Content hashes

Canonical text62605f3edae72365f3c23c5a60deecafb016ce47715e3368e8e259a9ada50726
Markdown7d6825c60e6af0ae41767fb821e4631d3f7fdce3def2182575d0f8efd48942f8
PDF
Publication paged6faa027156b7d9f0c1f7a48b94afc5e9e42107ec6057e4673564d2ae18f2381
Manifest872a4fd915913078cd3b59f6eca31cdc7cb450f684f94db77958636b048a1d8f

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
Signature4XCmGbrPE5bSUTTwlPv1sHdzBF+WPI6JM0h+4W71TsoaYmgApM1Z54eyrtZ+q3M4BqREMk+tj7XRrkSDH3fCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:50:34.739166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003726
observed d6faa027156b7d9f0c1f7a48b94afc5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:34.726245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003726/manifest.json
observed 872a4fd915913078cd3b59f6eca31cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:34.714401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003726/publication.md
observed 7d6825c60e6af0ae41767fb821e4631d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:34.702286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003726/publication.txt
observed 62605f3edae72365f3c23c5a60deecaf...
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.