OpenTechnical

OT-2026-000087326

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained blow-off 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-2026-000087326) never changes.

Identity and time

Publication numberOT-2026-000087326 · never reused
Internal UUID01a0ae9a-cd4e-7209-bde7-23036eb2d633 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087326
StatusPUBLIC

Content hashes

Canonical text23c76ef8b998b3dfa85af94d1f1cd8e5a41937111e16b9853ae0feb88ef5989d
Markdownd60038ecd6432ca8b29858263cd0e3bf1f1a1ce75a26b6065a272e035969440f
PDF
Publication pagee5f75b8f59b6a92a1c69532942d1f5491c06be4676ac451cfae615e26e96e663
Manifest53df4d34bb6c345eb05f910ee0a5325fd6cd8eeaf9cdd2a22149268af11ad520

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
SignatureHXQpsqOhC3lA0DgFvYPyT+fZ9TDOWdq/kphfSk+5FMlu1UEKU+oV4BqfeojaCwH+aXzToluT/dsPFtflNrJgAQ==
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

2026-09-17T09:50:29.593711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326
observed e5f75b8f59b6a92a1c69532942d1f549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.593419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326
observed e5f75b8f59b6a92a1c69532942d1f549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.577190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/manifest.json
observed 53df4d34bb6c345eb05f910ee0a5325f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.576664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/manifest.json
observed 53df4d34bb6c345eb05f910ee0a5325f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.558107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/publication.md
observed d60038ecd6432ca8b29858263cd0e3bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.557960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/publication.md
observed d60038ecd6432ca8b29858263cd0e3bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.540730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/publication.txt
observed 23c76ef8b998b3dfa85af94d1f1cd8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.540419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087326/publication.txt
observed 23c76ef8b998b3dfa85af94d1f1cd8e5...
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.