OpenTechnical

OT-2026-000097201

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000097201) never changes.

Identity and time

Publication numberOT-2026-000097201 · never reused
Internal UUID01a0aea1-01ca-7413-82a2-6accb6b4153a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097201
StatusPUBLIC

Content hashes

Canonical text0bb24dd39d772d665edd72ba803e7faebf4cc1dda93cc724f47b270afd456961
Markdownadb9c9b64ba448d4ac0d5277d7ac634ec9211f132c556342ade828ec53d85f55
PDF
Publication page5775909b05dd96bf5d5cbeb2e3f9e8badd6abef2a5cf6d6c68e83b07188bb409
Manifest290616ec5dc710a75bd08df5ec4584a5d323f161a9cc973ce9ad742dac4e66c8

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
SignatureMZjMGnmI9IZAkbrDEnH7Ff1sgjpetD/q+cvibDl0PYQFXoOIpSr2rTNT1Q3VlNsFLfHHD3Bu80pdsVTzK6vgCw==
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

2026-09-17T09:10:55.633951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097201
observed 5775909b05dd96bf5d5cbeb2e3f9e8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.615651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097201/manifest.json
observed 290616ec5dc710a75bd08df5ec4584a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.452540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097201/publication.md
observed adb9c9b64ba448d4ac0d5277d7ac634e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:55.410722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097201/publication.txt
observed 0bb24dd39d772d665edd72ba803e7fae...
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.