OpenTechnical

OT-2026-000097085

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum 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-2026-000097085) never changes.

Identity and time

Publication numberOT-2026-000097085 · never reused
Internal UUID01a0aea1-01c9-7d93-b8bd-fe1cd385a899 · 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-2026-000097085
StatusPUBLIC

Content hashes

Canonical textcbba1166ec1c450f2f36bb6c7fa086bbc4bd77caa4158eebf2d63d8667155181
Markdown1d615e10b27a91af32e149cd6072b6942556d712aa8ae190ddf6c9749c3fa2d6
PDF
Publication page2552ed54664c723ad6e7cd29b3fc1629cb111e1fbe77aa117ef17280049de9d1
Manifest1f6a91e13db3000387279967ab7f305ed531e35787212e6b9cef20b3db8c27e3

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
SignatureAIjr4QmaGyrle7BViaHp1hUVsbx/UaEA9V2BomCub5xAIuiQNgEs+KNqlAfWCFrRcd1TqRtXJpgmk+ADdLYsAg==
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

2026-09-17T09:10:40.953865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097085
observed 2552ed54664c723ad6e7cd29b3fc1629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.926949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097085/manifest.json
observed 1f6a91e13db3000387279967ab7f305e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.908660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097085/publication.md
observed 1d615e10b27a91af32e149cd6072b694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.889963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097085/publication.txt
observed cbba1166ec1c450f2f36bb6c7fa086bb...
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.