OpenTechnical

OT-2026-000008686

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000008686) never changes.

Identity and time

Publication numberOT-2026-000008686 · never reused
Internal UUID01a0ae6a-e46c-78c0-9708-c1116ded527c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008686
StatusPUBLIC

Content hashes

Canonical textd4dcc575528bc03597351cb1d31b66e8b3a6f837e37fc2c29bb6d9ec4e4c6835
Markdowndc1b15453223598691ec67bd7ceb2b0602bcf5367a3577437d028c264472b5a2
PDF
Publication pagef92ae2fad3870668445d1bc0170c7bec57bdd77472a960c0d4d7acab69477e37
Manifest104876574962453b5568040d2c77d7b390d0b87ae5a3216282b9b97c8a71267c

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
Signaturem2lg2sooAmX8sFu0nMnzPCba2NGvS4EaYi9HAho3XyNOLJ9lslXEjaafFXvFrcBThHfzmrtXm2NwemqjsiftAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:44.667821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008686
observed f92ae2fad3870668445d1bc0170c7bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:44.527420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008686/manifest.json
observed 104876574962453b5568040d2c77d7b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.256298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008686/publication.md
observed dc1b15453223598691ec67bd7ceb2b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.232547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008686/publication.txt
observed d4dcc575528bc03597351cb1d31b66e8...
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.