OpenTechnical

OT-2026-000097318

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump 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-2026-000097318) never changes.

Identity and time

Publication numberOT-2026-000097318 · never reused
Internal UUID01a0aea1-01cb-774c-8ca3-4e2f90d9ddb0 · 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-2026-000097318
StatusPUBLIC

Content hashes

Canonical text516462c5fcbadf072f170399b1d583cecb7a34703ceac838b2b55e0e7e431582
Markdowna9561bad34ba9ecefcdd65cba7c5894db345059344fbbd3eb232af08639deb9f
PDF
Publication page152cd972338791e48e8bf43b91563ee37e7c65c019817e57b01bd6526f8e2b5f
Manifest087f189580f32798340a42093cd3ff41839630c35bc9139797d1b19936021ec9

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
Signatureg9ZA6Q0LEpPQvu77yRXcbKWV3BiJsMHIBXuCW1FfBo8t7jjj3up4sqbcuVhAFrTYphS1fXAWp9CtqqaB+QmmAw==
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

2026-09-17T09:33:34.849519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097318
observed 152cd972338791e48e8bf43b91563ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.833307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097318/manifest.json
observed 087f189580f32798340a42093cd3ff41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.814983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097318/publication.md
observed a9561bad34ba9ecefcdd65cba7c5894d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:34.799569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097318/publication.txt
observed 516462c5fcbadf072f170399b1d583ce...
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.