OpenTechnical

OT-2026-000093854

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000093854) never changes.

Identity and time

Publication numberOT-2026-000093854 · never reused
Internal UUID01a0ae9e-92c7-7312-9130-faa15a10fb49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093854
StatusPUBLIC

Content hashes

Canonical texta507b24cfac649a19d8f31b163db8a1c31695fdac221b8df50cceb7914c5608b
Markdownd5058c75422db3d40532dbdb4d05736a425f6cd85f72962de35b772336fb7def
PDF
Publication page963e4d1ca5997096bec72908e43fb8d8292474db46808b5c60cdc0a8eff4a32e
Manifest329026603d500ea7642f7a3a7a5ca0161f908d38d547cd173aec9128487d2806

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
Signature3woPDEoI8aCvwto3kR6PW/xCQ5OKaymovu1ymsC9qNf8NcO8EG9jrJOEIEKH5AVogRFiQMAQrg4+u7W4hmaADw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:06.694177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093854
observed 963e4d1ca5997096bec72908e43fb8d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.675617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093854/manifest.json
observed 329026603d500ea7642f7a3a7a5ca016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.659088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093854/publication.md
observed d5058c75422db3d40532dbdb4d05736a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.642643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093854/publication.txt
observed a507b24cfac649a19d8f31b163db8a1c...
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.