OpenTechnical

OT-2026-000097605

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000097605) never changes.

Identity and time

Publication numberOT-2026-000097605 · never reused
Internal UUID01a0aea1-92f2-7928-b1ab-e01f9a79c3ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097605
StatusPUBLIC

Content hashes

Canonical textb4a0830ef1bd6b604e41750f818351db6b8302775d60cd163c245bdd3f242f02
Markdownf8393c5dbc1e327161244adc33f42f0cb754647f41435e7be5054b1cb8f7cb27
PDF
Publication pagead00ae3968fea1522fc5a10e42f7e28ba86690ad2adfa252e9e28f6f82a59d2c
Manifest60513a83c94083d2a1f498a6cef28203aca2c0e9c73ef458b44c541cb44c6a43

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
SignatureCf8hJpUY8de59tlUteESl+LsOklw+MsfcBzWmVblQIWzkEb+CarmNUSgIC2HAgk0hzw2/7hdR9liYTfQtJtcCg==
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

2026-09-17T09:32:26.514689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097605
observed ad00ae3968fea1522fc5a10e42f7e28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.498237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097605/manifest.json
observed 60513a83c94083d2a1f498a6cef28203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.478883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097605/publication.md
observed f8393c5dbc1e327161244adc33f42f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:26.396046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097605/publication.txt
observed b4a0830ef1bd6b604e41750f818351db...
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.