OpenTechnical

OT-2026-000102073

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000102073) never changes.

Identity and time

Publication numberOT-2026-000102073 · never reused
Internal UUID01a0aea4-50f2-7a8d-8f24-a98fbecfe6b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102073
StatusPUBLIC

Content hashes

Canonical text3a22788c25504c3f763baa1a55b461527ca8095f19d7d6ec19f339942272c25a
Markdown7b965c02405f547705ce60b01938ff0613ffdee448e27d098ba05e9e95bc6842
PDF
Publication paged34443a45465224f9c172c9e6a719f291f604dc8e8b9a6c2af5ce789e47bb01f
Manifesta62c256f0acfb79e434071e9555a6343b694cff129a996b7061dec9c1c35ac6a

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
SignaturetFU7fVkpmUuAjKDpXu+OtgCZoe0W37umJv/3UV8vXJYJhanyG+y3QyDj+dJit3nuftlfKUH6tz/WgssvS4iRDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:13.120107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102073
observed d34443a45465224f9c172c9e6a719f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.092496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102073/manifest.json
observed a62c256f0acfb79e434071e9555a6343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.072455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102073/publication.md
observed 7b965c02405f547705ce60b01938ff06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.052608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102073/publication.txt
observed 3a22788c25504c3f763baa1a55b46152...
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.