OpenTechnical

OT-2026-000097244

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained 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-2026-000097244) never changes.

Identity and time

Publication numberOT-2026-000097244 · never reused
Internal UUID01a0aea1-01ca-7696-9e6a-bcfdd5a5b985 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097244
StatusPUBLIC

Content hashes

Canonical text2830144ba36f5b82360906ac90cc5895698add5a9cb49858cb88fc09b1a2fc77
Markdown55159b8700fb5bf43afc16e78eb541cf1de0a842b2e1009024018ed4507d8bfa
PDF
Publication page52406f2d0c64c48ea25e5da699d739c2dc28dca5470224c697c18c567addb2c5
Manifest6012783d0565f9af99a0ecd8482f6e9436d7ea812b0236ed5cf94c317c21aedd

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
SignatureY+6s13ZnbIXzmzeIVUYJ/ml54kLIfsa0/2myXmPBn0esoLJ8eZc8ro3hjU9yvfiN9cEYjvYgelZP7rxV3rTQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:29.753314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097244
observed 52406f2d0c64c48ea25e5da699d739c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.735635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097244/manifest.json
observed 6012783d0565f9af99a0ecd8482f6e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.717804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097244/publication.md
observed 55159b8700fb5bf43afc16e78eb541cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.701398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097244/publication.txt
observed 2830144ba36f5b82360906ac90cc5895...
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.