OpenTechnical

OT-2026-000039180

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000039180) never changes.

Identity and time

Publication numberOT-2026-000039180 · never reused
Internal UUID01a0ae78-9673-7235-ab14-914a40372cf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039180
StatusPUBLIC

Content hashes

Canonical text3b79d3a1d16b36f2725bb56b1280f7c7af97026aa4ca84f3170a4b362537f8b3
Markdown518370e55474cfafc01472ec4acbdfcefbd755bd91fcf76b55d72dbc1a9485bb
PDF
Publication page3934e8d93670ad7969b2514b8f68ba31ff9c833d63e1d76c652bf4d03c751bf1
Manifest143b147683ebaa608e0e7e93f069dfe779bc3f45c8aa33a56d35236e4c8a11b9

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
SignaturevaHbEeztDipROY8TkrLP8W1bQhfnm0h7v/YPlqS/PPT4zNJpxYhk5O+hYdazryo9TmH3pAdbqhlnZBn8E0bRDg==
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

2026-09-17T11:20:42.429198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039180
observed 3934e8d93670ad7969b2514b8f68ba31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.410193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039180/manifest.json
observed 143b147683ebaa608e0e7e93f069dfe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.391866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039180/publication.md
observed 518370e55474cfafc01472ec4acbdfce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.374269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039180/publication.txt
observed 3b79d3a1d16b36f2725bb56b1280f7c7...
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.