OpenTechnical

OT-2026-000086461

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000086461) never changes.

Identity and time

Publication numberOT-2026-000086461 · never reused
Internal UUID01a0ae9a-2c97-790d-8d44-7067aa2f2816 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086461
StatusPUBLIC

Content hashes

Canonical text7ce7694d2de8198d07213322b2a6050546c8256ac2f8aba697afe9cf18d65272
Markdowne07bb5b0ae0c6f02262cf1c97c82730a2f333414e9fc73f493652f0c2f3acb43
PDF
Publication pagecc82d917135348348485781759850fd29de27bf1c907d5c64a4e1c2eded3a59c
Manifest2bd8d11a7231120ffbec344ac9e857343c52dd9624849ba963c56bf60dedcebc

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
SignatureGgiHwvBQw8kEWHFyQGiy2ZTihx3MYLdk9t9ldJSMgBFvbR1LVmpt4hQfzUABqVxlm+IRuRQCRL3Hv3YD8reyAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:15.931254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086461
observed cc82d917135348348485781759850fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:15.916076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086461/manifest.json
observed 2bd8d11a7231120ffbec344ac9e85734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:15.898141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086461/publication.md
observed e07bb5b0ae0c6f02262cf1c97c82730a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:15.880289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086461/publication.txt
observed 7ce7694d2de8198d07213322b2a60505...
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.