OpenTechnical

OT-2026-000064372

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000064372) never changes.

Identity and time

Publication numberOT-2026-000064372 · never reused
Internal UUID01a0ae8d-a460-7be0-9fb9-5466efe34888 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064372
StatusPUBLIC

Content hashes

Canonical text7fd415043bdf8cca5dfab9dbe3fc4500e88514e0d8f8ffa571fba65ff56f3f7d
Markdown771452dd8adabd198943714293b8c24d0e07e8d1aa31ffce819ec6e24b4ccfab
PDF
Publication pagea137758e86b39842d3bb9d1fd37f187652f3253266c83bf18a07e6f7cfab571b
Manifestff599c6e9ee11fdc43d46af89ca275c29cc8fbe7fde356c48e6306ed91b57d17

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
Signature82XyAiPukTEqi6KcX5ChQ7wT6l+SuI76THUVhnRuInwdEPgaNtI1k2n91U0vh0MWeDHE6rXRfqMpZtOFeYkUCg==
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

2026-09-17T10:36:32.240515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064372
observed a137758e86b39842d3bb9d1fd37f1876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.222032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064372/manifest.json
observed ff599c6e9ee11fdc43d46af89ca275c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.201236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064372/publication.md
observed 771452dd8adabd198943714293b8c24d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.184943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064372/publication.txt
observed 7fd415043bdf8cca5dfab9dbe3fc4500...
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.