OpenTechnical

OT-2026-000033345

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000033345) never changes.

Identity and time

Publication numberOT-2026-000033345 · never reused
Internal UUID01a0ae75-8980-7d31-abc0-6b5c53ceb852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033345
StatusPUBLIC

Content hashes

Canonical text8909b6780374a45a3442bcdb81bfde4611401627daac7075ffe63eceeef79d09
Markdownb95f7ddc9d115fc13de6d21f01b59d01f7127b32826b29835e3ded1cdf092aab
PDF
Publication page89dff50d3ebf035e9150e2b59993d9b9bdab8ebcb5e61e345dc8a5ca778f8f08
Manifest98e956e57252b85261ea0f4aa51c4b5a9e3a8027427982e590199a57c670dcb3

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
SignatureLFvFWg6tewKEzDx5K6NeEY9hSOlinrkBpNi61E/i4n6Ygx3L4/nAFY/dqBhYGrHDA1NvS/ejYRFfFi80V32YDQ==
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

2026-09-17T11:32:06.249873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033345
observed 89dff50d3ebf035e9150e2b59993d9b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:06.228982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033345/manifest.json
observed 98e956e57252b85261ea0f4aa51c4b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:06.210457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033345/publication.md
observed b95f7ddc9d115fc13de6d21f01b59d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:06.189403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033345/publication.txt
observed 8909b6780374a45a3442bcdb81bfde46...
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.