OpenTechnical

OT-2026-000062183

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000062183) never changes.

Identity and time

Publication numberOT-2026-000062183 · never reused
Internal UUID01a0ae8c-0abd-7978-b18c-601230ba3e84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062183
StatusPUBLIC

Content hashes

Canonical textfda2b92a482615063ab60e2bd4f7bd45619592aca0d16e4b875a6760ec7569c1
Markdown89a17f365a4704adece1dc9d2e0eec9887ea39f983ca03bac183f1e552617889
PDF
Publication page9007cb3698c66524627199504b2125b6acaa5fb1ab718d1c7e8ad027ebb34018
Manifest2724f6882a2fe9327f815c2eb188e340192631da01622cb6a89859a379575af2

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
SignatureU8d0cZ5vHFkMerEoJGFgb9SP9TqKAuq+iguPkGV8yVwTzsnS7yRiNqVizJjBYDzjBrBh5+yc79vlcHryGe0mCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:26.601223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062183
observed 9007cb3698c66524627199504b2125b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.584099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062183/manifest.json
observed 2724f6882a2fe9327f815c2eb188e340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.562888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062183/publication.md
observed 89a17f365a4704adece1dc9d2e0eec98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.544415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062183/publication.txt
observed fda2b92a482615063ab60e2bd4f7bd45...
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.