OpenTechnical

OT-2026-000097218

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000097218) never changes.

Identity and time

Publication numberOT-2026-000097218 · never reused
Internal UUID01a0aea1-01ca-70fc-9c53-71379b29719c · 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-2026-000097218
StatusPUBLIC

Content hashes

Canonical texta9ce1ff7b37bc65c195d0f363e2e8f5fc734ac53d81e80a97ffe115259a96bf5
Markdown171c8c94dc952dca52c3104807aa02b6ab21bfb0ad198e77c39aaa652208805f
PDF
Publication page7bc2cddd6dc9588d815f1e83954f80eebb883bc8e5aa64874baa35cf577f8870
Manifestae51d7c1b527294c7ff335004e748c3532c5363af6ef83cba4ac516ddbe45097

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
SignaturelfSmCFAxNXhBpFLpXkg6IkNT/8RrFn/b/ZBXai0W9qgDnJ6ujB2cNwWiOuoWwBGjTGo9KYyJtuSpKU+kE53tBg==
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

2026-09-17T09:33:27.817705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097218
observed 7bc2cddd6dc9588d815f1e83954f80ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.800426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097218/manifest.json
observed ae51d7c1b527294c7ff335004e748c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.781265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097218/publication.md
observed 171c8c94dc952dca52c3104807aa02b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.762645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097218/publication.txt
observed a9ce1ff7b37bc65c195d0f363e2e8f5f...
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.