OpenTechnical

OT-2026-000092896

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line 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-2026-000092896) never changes.

Identity and time

Publication numberOT-2026-000092896 · never reused
Internal UUID01a0ae9e-090e-76b8-8f45-564055bb21c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092896
StatusPUBLIC

Content hashes

Canonical text4e416d53b0c8c9ab417d6a7a5eef352bbd5ce83a350d344893a9ed9da2ae027a
Markdown61b628d16b5700c88a9a384f8f3c45de1ec92689571c08b2eb3e36aa46e8bd5f
PDF
Publication page0fc64b228891f9336788259418456fadabb0bfe8e5bde86ddabc971f0c6692b7
Manifestc52dd84e15cd5d62f033d3982a95ce3ed6c5a755ac77f9bef1bd975b11ee33ef

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
SignatureLOzY9XVAwDeX1kH/U+nU4NhBRMRKgXhYiwDxHYG7iSIKrX4l5AduoXeom90/5fhfQVR6V0CwkouGiOtffwxKAw==
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

2026-09-17T09:40:00.493123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092896
observed 0fc64b228891f9336788259418456fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.474080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092896/manifest.json
observed c52dd84e15cd5d62f033d3982a95ce3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.455837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092896/publication.md
observed 61b628d16b5700c88a9a384f8f3c45de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.438035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092896/publication.txt
observed 4e416d53b0c8c9ab417d6a7a5eef352b...
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.