OpenTechnical

OT-2026-000050360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050360) never changes.

Identity and time

Publication numberOT-2026-000050360 · never reused
Internal UUID01a0ae82-5c47-7749-9074-3fa9f8b237ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050360
StatusPUBLIC

Content hashes

Canonical textd999129aa564a38df95788104bf00a8057cb3a2223e533281595e6f3cb317b91
Markdown56626ff9013e2b643af51a7db3605ea40608233e6b348170e4469abda22c0b7b
PDF
Publication page17250b6db77fd5b03273f32fab5c7ea5f71638459542964d7a22c1ce3946ab08
Manifest8562f94f7c150e97a3e04dd0716d24da616faa6342257060de2a2633792b61ea

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
SignatureLIf8VXcmivzHr/QorlkPjo0Aok+VplJVeVmdEyfHtYMPswQtnOUs9xsRnXaWHD/Ux6La8WjCltWaDxm5ehuBBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:23.566255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050360
observed 17250b6db77fd5b03273f32fab5c7ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.549845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050360/manifest.json
observed 8562f94f7c150e97a3e04dd0716d24da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.534488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050360/publication.md
observed 56626ff9013e2b643af51a7db3605ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.518953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050360/publication.txt
observed d999129aa564a38df95788104bf00a80...
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.