OpenTechnical

OT-2026-000097302

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000097302) never changes.

Identity and time

Publication numberOT-2026-000097302 · never reused
Internal UUID01a0aea1-01cb-723b-88fe-697e3f6ae7a1 · 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-2026-000097302
StatusPUBLIC

Content hashes

Canonical text60039cda4ad10e8c5ddf4ccab36bc90bbb3cf41b6f3127c4a4cf092028487c90
Markdownd064b9cbba663fb2b7902a12fe75576b24aa0cd8b20ba2eca731b6b83af8562b
PDF
Publication page8572c364ffd92f6b5389e57156e0b01791ea3034a573ac224ca01705eec4ccdb
Manifest9efa5d8cc5ea9f08856b91dbcbe804502e4c5ecbd34c0e844c496c9fb64b9671

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
SignatureRRuRZDG0UaxkVkVy3FMMRI62+ibrOXAzYTRnTThJ+LghuVCjywfLyrzQeZJ6lOYFGC48FvnWZv2tA3SooYyeBg==
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

2026-09-17T09:33:34.089893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097302
observed 8572c364ffd92f6b5389e57156e0b017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.073206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097302/manifest.json
observed 9efa5d8cc5ea9f08856b91dbcbe80450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.057981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097302/publication.md
observed d064b9cbba663fb2b7902a12fe75576b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.043590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097302/publication.txt
observed 60039cda4ad10e8c5ddf4ccab36bc90b...
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.