OpenTechnical

OT-2026-000104343

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000104343) never changes.

Identity and time

Publication numberOT-2026-000104343 · never reused
Internal UUID01a0aea5-3421-7014-8d92-269997249976 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104343
StatusPUBLIC

Content hashes

Canonical textc3c0abf5dbdaf461627a31b3dc27f728dfc0cbc6ae4e500965f8deff69951740
Markdown000adc2ad42e7503ec5dcc3aa165b710298df6ccc5bf2dfa0b3b33fff366eccf
PDF
Publication page8c2d7588e6b6a476cd977b845748ecd61063879ce35cb4d2ca74a0ec98672414
Manifest3c18a4fd45eb55ef13fe98f1e4a4736bebf78c3f57ed97402ff51d3fc4802a90

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
SignaturetzwvEPJqXkdptYeE4nwXwQr6ktycGyk2s2Gu3Dxe9mSs4yQB7jX4fg3QTKcVjdw8IxPthuIpUMAImbOrEchvAg==
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

2026-09-17T09:21:35.914097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104343
observed 8c2d7588e6b6a476cd977b845748ecd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.897351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104343/manifest.json
observed 3c18a4fd45eb55ef13fe98f1e4a4736b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.880791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104343/publication.md
observed 000adc2ad42e7503ec5dcc3aa165b710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:35.863300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104343/publication.txt
observed c3c0abf5dbdaf461627a31b3dc27f728...
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.