OpenTechnical

OT-2026-000094398

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold 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-2026-000094398) never changes.

Identity and time

Publication numberOT-2026-000094398 · never reused
Internal UUID01a0ae9e-f4e7-7050-b584-fa101a337171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094398
StatusPUBLIC

Content hashes

Canonical text2309a7512f9716691a21cc3b3940ed40fb4689b4aafc0d734190f1e9f21916db
Markdown13b66bb8a99291d6cadb644fa01cb7c2bb75d6956bc6237cc299e2e47d5455a6
PDF
Publication page8b6b09188c681ee3ba89c895e4bda6a77bb712ae86342ba8879851e307eaa531
Manifest80260d98c49906bf1e76480395689f2f9e9e5641f1e73a892ea635e975c95211

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
SignatureIPKHDLZ+4Tp+H0yE1HUlpFhX8pLmWXRhzyjoRmDi3bxRH7XYLnvAeoZUlILY7Sy9kwJGozEfYIGeKdzmjeJsAQ==
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

2026-09-17T09:37:48.287144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094398
observed 8b6b09188c681ee3ba89c895e4bda6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.268502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094398/manifest.json
observed 80260d98c49906bf1e76480395689f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.252358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094398/publication.md
observed 13b66bb8a99291d6cadb644fa01cb7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.234351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094398/publication.txt
observed 2309a7512f9716691a21cc3b3940ed40...
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.