OpenTechnical

OT-2026-000098029

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098029) never changes.

Identity and time

Publication numberOT-2026-000098029 · never reused
Internal UUID01a0aea1-92f8-7a2f-ac0d-89eb7255986a · 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-2026-000098029
StatusPUBLIC

Content hashes

Canonical text01442e50790f2adfd6e6f0f1ccbc1e6fd20b77cce305bb350b1e4a4ff9e719b8
Markdown44440fe20fa9a33f9421693a500ae04d97fdebb171201fdc761892878b1eb23e
PDF
Publication page03898e2da7a590908cd8a832591ef14c9ab19aef82515461b441a3580976b244
Manifestf67d5e3b8de220c1878296782e97e7bbd2482366de4d7283f71ec70011c236c3

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
SignatureY1CG2d4Ddu4CEe3ZgBA5qykSZPwbfO6AYYBMw6CbaVckAB+xRrI3MQLoMNQPcDTO5Yl5IH8bRTMJYsDKcm2gCQ==
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

2026-09-17T09:33:12.421812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098029
observed 03898e2da7a590908cd8a832591ef14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.404661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098029/manifest.json
observed f67d5e3b8de220c1878296782e97e7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.385750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098029/publication.md
observed 44440fe20fa9a33f9421693a500ae04d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.368612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098029/publication.txt
observed 01442e50790f2adfd6e6f0f1ccbc1e6f...
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.