OpenTechnical

OT-2026-000075340

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075340) never changes.

Identity and time

Publication numberOT-2026-000075340 · never reused
Internal UUID01a0ae93-f200-7928-a14c-524aa9b395a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075340
StatusPUBLIC

Content hashes

Canonical textc046095d923b6fd3daa7f2d3881222e42c30f1bc60bcdf4fb2261c3aec20118b
Markdown276b908eac8cb66107908886b2494e7a04f143f7cf5d32e1850d3d3ff0df6666
PDF
Publication pagee289c788805175bf102ab361c275ee0af38b5a2614fc272266646d86d8afb929
Manifest80897d19b4fd2b0ac56c056a4355de049acbbd3ac0d1414d8e494fb58b6b2271

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
SignaturekKPLUXuCEkn91cMMQhacC3zaUqhiRSF3xCJWQutMllHNoKQxH3B7AjUO0zANtlXLNTZCyf5zBqPeqP8/xjLgCw==
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

2026-09-17T10:17:15.501663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075340
observed e289c788805175bf102ab361c275ee0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.481920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075340/manifest.json
observed 80897d19b4fd2b0ac56c056a4355de04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.460573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075340/publication.md
observed 276b908eac8cb66107908886b2494e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.308716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075340/publication.txt
observed c046095d923b6fd3daa7f2d3881222e4...
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.