OpenTechnical

OT-2026-000097267

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000097267) never changes.

Identity and time

Publication numberOT-2026-000097267 · never reused
Internal UUID01a0aea1-01ca-7486-b5a1-3143438172af · 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-2026-000097267
StatusPUBLIC

Content hashes

Canonical text60c97ecc3616e2f6725e2928ed2e4effb3904290367a1e3fe84ac1314c9e5dfa
Markdown1a045b7979a38fdf56c25292520698a996beb3316715aec3e5f043095ce83edb
PDF
Publication page8d3913b8e068d44d6ba0d375c7f43e43b7acf21d8d7bf3ed1aa4218edaa1a94d
Manifestb8576783f6a41f39d5cc8bbe9a470312e78eb2080a3f010fad5702ed45861400

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
Signatureb+1AmhzkaigfVJ62D83xvYX5jLywX1eg9qhgOKHdtBB5eW2FtqiNdG3NTQjEeWLTEEAsUhAJqsslN1lcQYsUBw==
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

2026-09-17T09:33:31.571738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097267
observed 8d3913b8e068d44d6ba0d375c7f43e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.555833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097267/manifest.json
observed b8576783f6a41f39d5cc8bbe9a470312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.540129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097267/publication.md
observed 1a045b7979a38fdf56c25292520698a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.525329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097267/publication.txt
observed 60c97ecc3616e2f6725e2928ed2e4eff...
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.