OpenTechnical

OT-2026-000067465

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000067465) never changes.

Identity and time

Publication numberOT-2026-000067465 · never reused
Internal UUID01a0ae8f-6bd9-7e39-a292-8e58dbabb904 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067465
StatusPUBLIC

Content hashes

Canonical text942b35f38741fd3b97ee8d59721c756f85cbd66dd1922864096d73fa6c786555
Markdown4c02c6d173ed2ccbc36558d46926fab17cdeba324cbfef565cf6e7b66049b865
PDF
Publication pagef496762b5967becb8de44bbb0ffa6f52f604f627bf9b89aab8fa4d5dc00157d7
Manifest14e8cd5262bb85411844b89b4b611bd7f312b71f3a125d95904a83e89fecc658

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
SignatureR7817NtmriXuGvjL4xHKeEB8jGAE8egPZn8spaUZfX8kyky8e786erlR3DbcobZ31WLG1eAbGJEuX0wZ/bsvBQ==
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

2026-09-17T10:31:40.402580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067465
observed f496762b5967becb8de44bbb0ffa6f52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.386354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067465/manifest.json
observed 14e8cd5262bb85411844b89b4b611bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.371217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067465/publication.md
observed 4c02c6d173ed2ccbc36558d46926fab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.354730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067465/publication.txt
observed 942b35f38741fd3b97ee8d59721c756f...
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.