OpenTechnical

OT-2026-000092822

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092822) never changes.

Identity and time

Publication numberOT-2026-000092822 · never reused
Internal UUID01a0ae9d-b601-790d-b17f-bbe44d872730 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092822
StatusPUBLIC

Content hashes

Canonical text4172cbddd3100d09058c4788af6df313abeff0cc66a3780c305621642657a9b9
Markdown27e9c35b8c131894eaee44b22d739448772a62344218383db47930325d262c88
PDF
Publication pagea5743b31a087888c5ba9d49b70a7b226ca0fbeaa878327ce260f23f0b772c6c8
Manifest03d66e73a438b54477e2b8554d651a262ee0539e973d61973bba6b2497ad306b

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
SignatureOGIeYHY5cf8kPf2eZY+8quY7v9Pf5GgL0hsWXdYMqZHF0hzAtyGf+EMgc+wPs2sYmgSCC3nYFQMBjOLbW9KyAw==
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

2026-09-17T09:40:46.575404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092822
observed a5743b31a087888c5ba9d49b70a7b226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.558942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092822/manifest.json
observed 03d66e73a438b54477e2b8554d651a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.543668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092822/publication.md
observed 27e9c35b8c131894eaee44b22d739448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.525881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092822/publication.txt
observed 4172cbddd3100d09058c4788af6df313...
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.