OpenTechnical

OT-2026-000023712

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000023712) never changes.

Identity and time

Publication numberOT-2026-000023712 · never reused
Internal UUID01a0ae70-aed4-7fef-8e83-e638e958c482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023712
StatusPUBLIC

Content hashes

Canonical text8ef3fbe7e88cb6603763e8e6b23484677bea8c4040b9983414ef4bffe7d6a365
Markdown73fa112a6b06ee3cbb16df344a22415fc71d2b304428d4506a5a82032ec915a7
PDF
Publication page6eef9d6a2f1a2d92c9c061299450f9f6e47171ae360c67447194c20fcbbf2d89
Manifest6f297313c0350568f1cef518a3b51db3c96e70446ed0b61b3508fc115f57f935

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
SignatureU6TgpXVFfyJ4GlTzWALIyZLTExyI/kCv+2z/o6dNuDeF+yafY17yIx65rRAieBNoJw2n3dsVfTn7orGoNGdCCg==
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

2026-09-17T11:50:02.969174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023712
observed 6eef9d6a2f1a2d92c9c061299450f9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.950375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023712/manifest.json
observed 6f297313c0350568f1cef518a3b51db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.927682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023712/publication.md
observed 73fa112a6b06ee3cbb16df344a22415f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.911387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023712/publication.txt
observed 8ef3fbe7e88cb6603763e8e6b2348467...
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.