OpenTechnical

OT-2026-000032652

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000032652) never changes.

Identity and time

Publication numberOT-2026-000032652 · never reused
Internal UUID01a0ae75-1070-7e44-b2dc-3f6769ad7638 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032652
StatusPUBLIC

Content hashes

Canonical textddcff9bd44ba6b9e24560dbdba1367d908e0e383c687302e4feb7cf2080a4e40
Markdown568e338814f459de41b470e48e304d1b0e8903261625aced12db27a4767ebda8
PDF
Publication pagee9c6527e8b5057d989a87fbbaeb8d2575342fd8b45598c1645897d84c5c2fde4
Manifest0fed0631f52a90ababff19bbfc883f23144d2d4a0c10f2197acd754bb937cdad

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
Signature4FazZY9AMWA8T6+NyOd/t867DagumIe9D+DQSfaTPOwjlGXvafaZ0PWuE/t9UWTczM05rEICEmHTlCnriDwzCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:14.756468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032652
observed e9c6527e8b5057d989a87fbbaeb8d257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.740373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032652/manifest.json
observed 0fed0631f52a90ababff19bbfc883f23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.725362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032652/publication.md
observed 568e338814f459de41b470e48e304d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.707004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032652/publication.txt
observed ddcff9bd44ba6b9e24560dbdba1367d9...
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.