OpenTechnical

OT-2026-000076310

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000076310) never changes.

Identity and time

Publication numberOT-2026-000076310 · never reused
Internal UUID01a0ae94-6a70-776d-aa8c-d58cfb47406c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076310
StatusPUBLIC

Content hashes

Canonical textf7464bd223206db23a345f55be0f060ceda6937644dd53aae78476739d54105d
Markdownce8f1e496c987977634fef7edd2580e67feba3d5eac471df81ef40ee5339a48d
PDF
Publication pagedbfe7b2771390ffd4c1c1fc3c0b2e20fd3d2ce8128abe5d136bfab4b9e682634
Manifestffc17341250845b5a7978c406397a0335ed72cec019ddb774a82767ce7acdcd0

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
Signaturese6tT91QlXAkPgJkUAk9ibVe6F/I2XgbT9VGbKskeuMrI+RYDuC0Apdq6h4p9XVVtR5A/v4U6TB4j7qfcVPtBw==
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

2026-09-17T10:12:09.315562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076310
observed dbfe7b2771390ffd4c1c1fc3c0b2e20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.295957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076310/manifest.json
observed ffc17341250845b5a7978c406397a033...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.277653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076310/publication.md
observed ce8f1e496c987977634fef7edd2580e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.259342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076310/publication.txt
observed f7464bd223206db23a345f55be0f060c...
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.