OpenTechnical

OT-2026-000098568

Publication integrity record

Three 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-2026-000098568) never changes.

Identity and time

Publication numberOT-2026-000098568 · never reused
Internal UUID01a0aea2-42ac-7d37-8ba5-4f202487b367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098568
StatusPUBLIC

Content hashes

Canonical text5b46adb525fd17010ef9f87f9991920071e629a54f19f85973aa8f1a294b21a2
Markdowna661061d4b5c09c29f1eadac9d427d60d5e853b6c36fcec04472c9726c42ae30
PDF
Publication page2e8efef9784d183e80914670fd79339314928a1800643f53f547e93a682aa75d
Manifest24a302e5dc07554eccf7a3bd26e2803529f5285752612dac02c445faa22ee1c3

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
SignatureqknuY3y0yY4kf7Mx5uQH8MlLtLcfukHjz69ez+Vuuw/+Iy1CVIMl0vR9cGAxcGMXpJG7cWR3VOQLAgkE0jszAQ==
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

2026-09-17T09:30:48.954006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098568
observed 2e8efef9784d183e80914670fd793393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.934377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098568/manifest.json
observed 24a302e5dc07554eccf7a3bd26e28035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.893329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098568/publication.md
observed a661061d4b5c09c29f1eadac9d427d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:48.851384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098568/publication.txt
observed 5b46adb525fd17010ef9f87f99919200...
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.