OpenTechnical

OT-2026-000097445

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000097445) never changes.

Identity and time

Publication numberOT-2026-000097445 · never reused
Internal UUID01a0aea1-55b3-728e-a316-3e6325a28c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097445
StatusPUBLIC

Content hashes

Canonical textf410b9b9de4cf88285d781d7dcb3b85e1d61e5edd4a0d1a151ea12fad0cd091a
Markdownb5019e6912dd8963160c98cc8fac0ed8bba2a5199b85dadb93dcfa29a01d9af0
PDF
Publication pagec5f7be09170709be180655bb2c49e16141b5f524a7e190efe7f98c729acad346
Manifest717b5c24c1785bbc079f28e72d657da7d5d447d29e5a3ebb7b6a629ac7109853

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
SignatureO6wG4V6TDZKWY9NsDUPtch8J0VkPECfkFlGayTkeUxoRqjZI61cxBePXqCMKUYwNh+kaDBlDlicLMLNfap7dDg==
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

2026-09-17T09:33:18.377690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097445
observed c5f7be09170709be180655bb2c49e161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.360704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097445/manifest.json
observed 717b5c24c1785bbc079f28e72d657da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.344007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097445/publication.md
observed b5019e6912dd8963160c98cc8fac0ed8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.327436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097445/publication.txt
observed f410b9b9de4cf88285d781d7dcb3b85e...
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.