OpenTechnical

OT-2026-000039056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000039056) never changes.

Identity and time

Publication numberOT-2026-000039056 · never reused
Internal UUID01a0ae78-9672-723b-8a87-22283210e623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039056
StatusPUBLIC

Content hashes

Canonical text764b9057689fdcbe7490d841342fd798e4c58c399739f47a473e88c102d2e903
Markdown4c9a17c79f5dfe4351440cb55781695d7402f2763b1cbbd084e9314cabdaebc1
PDF
Publication page0aac3e022aafa04d63adb83687d13f3013e1aa1526654341d85e22ebcfeadd4c
Manifest7b8bd7b286b78e89129969930dee4c01596b985d14d423415489131b840bcc29

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
Signature/GELrJShQVeAtUsHZzY98ldubnO6DyftgaAlVXzmM6+1yLj1eorq9ejfTDzok1jhX7fO6RgFVWs+weHP074tDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:24.983956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039056
observed 0aac3e022aafa04d63adb83687d13f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.964255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039056/manifest.json
observed 7b8bd7b286b78e89129969930dee4c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.940376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039056/publication.md
observed 4c9a17c79f5dfe4351440cb55781695d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.921316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039056/publication.txt
observed 764b9057689fdcbe7490d841342fd798...
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.