OpenTechnical

OT-2026-000033149

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000033149) never changes.

Identity and time

Publication numberOT-2026-000033149 · never reused
Internal UUID01a0ae75-4844-7548-97d2-b3c2254058ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033149
StatusPUBLIC

Content hashes

Canonical text7d26d312a6a9f70d5afc8f198aecf52fac87664a73a8b6448e41869b10de6dce
Markdown117b207e1f1487089e3f1c46d39e716f1fb9bb7066af4040e0639103ac40eacd
PDF
Publication page7ea762f17cbadc7ce2de2e5a86cf1ca0ca85ea3ff05ba9eab724866f488aa644
Manifestb780d3ace4eed45d35e6a3a84b29296fb5ad6f9c0ca4d55bbb33681870ed45ae

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
SignatureKN55lNRtWj1EKZ5baP0CWE+1fG3eZsRKv4gbhBdkKLNHNaRXYsYqmdDknJ4+Vh5+HiZ8iukdB25xjyqcYiUMDg==
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

2026-09-17T11:32:50.112438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033149
observed 7ea762f17cbadc7ce2de2e5a86cf1ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.090827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033149/manifest.json
observed b780d3ace4eed45d35e6a3a84b29296f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.073938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033149/publication.md
observed 117b207e1f1487089e3f1c46d39e716f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.055142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033149/publication.txt
observed 7d26d312a6a9f70d5afc8f198aecf52f...
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.