OpenTechnical

OT-2026-000104423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000104423) never changes.

Identity and time

Publication numberOT-2026-000104423 · never reused
Internal UUID01a0aea5-3421-7933-a0b5-1739941aa9df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104423
StatusPUBLIC

Content hashes

Canonical textbca982009abbc344a7f02bcbcd5055d430c89ffc2d00d9f5d20e88daf9a83711
Markdowndaf32bb4fa1439fe0d365897b50e8cc0df9a1c2cd0e233f016f540bc7d81f628
PDF
Publication pagee39d3eba6ed934c5de3b02fe98beea51f93eb2e8df2570f03e86945cd7ce1320
Manifest135e6e6d0159d66901ee0136922c817b994342573816911d4fc5e8f1efec975a

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
SignatureMrrI5HEAx1gWxzQiv5vN7iVrYpyC+wsL5Zb1oG+gwAlLGJuoyrnoE5Rd2bPqjWcRt1ZPWJ+S6DYJSoacZebxBQ==
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

2026-09-17T09:21:41.832074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104423
observed e39d3eba6ed934c5de3b02fe98beea51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.815755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104423/manifest.json
observed 135e6e6d0159d66901ee0136922c817b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.799084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104423/publication.md
observed daf32bb4fa1439fe0d365897b50e8cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.782323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104423/publication.txt
observed bca982009abbc344a7f02bcbcd5055d4...
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.