OpenTechnical

OT-2026-000093106

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000093106) never changes.

Identity and time

Publication numberOT-2026-000093106 · never reused
Internal UUID01a0ae9e-0910-741f-ad6d-91a3ae9eb323 · 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-2026-000093106
StatusPUBLIC

Content hashes

Canonical texta986e28b6c8aefa038ef13f90d9bbdce5193eb08fd58389a1a008cb404ddf77e
Markdownbc209b862798f677dac731bef635085af563cc0608fb6d6ff53ebf65b80c9772
PDF
Publication page58096ae32bb9f01462acaee964f9864983361c41d190a110b831b5b07cfca0ba
Manifest2c5ae502d52e15c6d543df12f29636267729cabea2cc7b5e96145f5d77d04547

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
Signature026Yjh0yC7Mc0gMSLShRKZ950WE1lapxy8rNlNcwZfXv8AkJHT2zM1Wbk/19iDJnl43q0cKqt4z/JR6dTQf9Cg==
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

2026-09-17T09:40:23.217808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093106
observed 58096ae32bb9f01462acaee964f98649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.195501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093106/manifest.json
observed 2c5ae502d52e15c6d543df12f2963626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.171219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093106/publication.md
observed bc209b862798f677dac731bef635085a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.150517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093106/publication.txt
observed a986e28b6c8aefa038ef13f90d9bbdce...
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.