OpenTechnical

OT-2026-000098363

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000098363) never changes.

Identity and time

Publication numberOT-2026-000098363 · never reused
Internal UUID01a0aea1-e965-7c68-bb76-26f16a792dfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098363
StatusPUBLIC

Content hashes

Canonical text50f6ba9290331e69a54373573e09635d87fd52fecdbab18bd39d533dd60624fe
Markdown03569c2c021285e6e56c6346e3818ae5a3ad2393d9a376b44e4aa4cdabf8e372
PDF
Publication pagec1bad9a374f2b7344a3d49b498a2a35ff2c068b718eb0bf3f98cf73b047fcd68
Manifestef55c8874a884e8ab3fbb73c8405a7456a9e0d12e37db31b866e5db079972ab2

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
Signature+xpX2uoaSZhcaMcdTxTM1LV146r+7FcYy6XXcl8XPhfm3IJh+RHKxdRP7KBXNCgmRJ+4ih0+opHu35Mjxxj/CA==
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

2026-09-17T09:31:35.174118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098363
observed c1bad9a374f2b7344a3d49b498a2a35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.156808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098363/manifest.json
observed ef55c8874a884e8ab3fbb73c8405a745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.138641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098363/publication.md
observed 03569c2c021285e6e56c6346e3818ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.121870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098363/publication.txt
observed 50f6ba9290331e69a54373573e09635d...
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.