OpenTechnical

OT-2026-000032312

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000032312) never changes.

Identity and time

Publication numberOT-2026-000032312 · never reused
Internal UUID01a0ae75-106d-733f-9567-5229ea33009c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032312
StatusPUBLIC

Content hashes

Canonical textc7668358924a5a38a72cb2f9a935ff1e7c4eec410c42f6a2ba694ec9734174b2
Markdown8ded2f2c7c909cf87915db576057b202226eaecb0a443ebfad0306331713d6a6
PDF
Publication page544f260311a221967603642c17743dec0302a420c9e68fc814154391290ca175
Manifestc5ec505ecc6ecb25b264841d09c92c06731bab7d2bdd8e621a622335957b8626

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
SignatureP/BZh3VKkO1Fr+8ojXiPKTxwz1qsMlXPSKtisFvwcBMLbLUa8UczHcZhZ+iJglk938JJo6ZgrZKosMCJPcg8AQ==
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

2026-09-17T11:33:08.817319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032312
observed 544f260311a221967603642c17743dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.799496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032312/manifest.json
observed c5ec505ecc6ecb25b264841d09c92c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.781042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032312/publication.md
observed 8ded2f2c7c909cf87915db576057b202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.760238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032312/publication.txt
observed c7668358924a5a38a72cb2f9a935ff1e...
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.