OpenTechnical

OT-2026-000012736

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000012736) never changes.

Identity and time

Publication numberOT-2026-000012736 · never reused
Internal UUID01a0ae6d-5562-7355-a721-5d099ea8ee78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012736
StatusPUBLIC

Content hashes

Canonical text5b3c1cae3b63c27131a6288a13fe9f4ec9a763a25accc323c17427eeb8209ac9
Markdown9755eac1d187d00b2fd959e53a258b6391d381f8654125e94de36720f7e3ca62
PDF
Publication pagebf315847584dd89cba5729f3ec2232c36b9bb0a65dd1bc1c705e83e9d67c4130
Manifestc31fdfc6e0531b7c695690f7bfef639722e6eb38753537580995da1a01977338

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
Signature342sifY8jBqKjRNPH6I0r+kUOjB79lVOnhhzcGBxUAVxPNQqtOyw7HTvI2SZBBfiSt8OU+gQ+gVmu4F98Jf1BA==
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

2026-09-17T12:10:25.762786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012736
observed bf315847584dd89cba5729f3ec2232c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.740049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012736/manifest.json
observed c31fdfc6e0531b7c695690f7bfef6397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.719705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012736/publication.md
observed 9755eac1d187d00b2fd959e53a258b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.696637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012736/publication.txt
observed 5b3c1cae3b63c27131a6288a13fe9f4e...
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.