OpenTechnical

OT-2026-000097142

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000097142) never changes.

Identity and time

Publication numberOT-2026-000097142 · never reused
Internal UUID01a0aea1-01c9-7585-939a-c786db103d00 · 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-2026-000097142
StatusPUBLIC

Content hashes

Canonical textf6f21e4ad582cb1e991bb14f37a74be9ae793924865305ef7084eb1f491eb1e1
Markdowne568f9324c451e4ff91db0d9c43a95d990bdf29044a656675f656280df9ccd09
PDF
Publication pagec5772eb0ced735da0b2f47ee1c45f9b7f9409b05241a9aad43984ebd3416a9d4
Manifestbd29b155673c7318edb25cb71d04b0cc1ec693fca58df2531929fb0d78addf60

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
SignatureAzDq2fpWCy3dzECTxFBMU2cGjQrqISNru8b2iaS009r2xCmf1oBFFPLgca4kkNs0qKQgh3urKq7n3vMp992TBQ==
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

2026-09-17T09:10:56.186858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097142
observed c5772eb0ced735da0b2f47ee1c45f9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.166394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097142/manifest.json
observed bd29b155673c7318edb25cb71d04b0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.143771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097142/publication.md
observed e568f9324c451e4ff91db0d9c43a95d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.122849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097142/publication.txt
observed f6f21e4ad582cb1e991bb14f37a74be9...
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.