OpenTechnical

OT-2026-000084169

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000084169) never changes.

Identity and time

Publication numberOT-2026-000084169 · never reused
Internal UUID01a0ae98-5b5f-7835-8713-f7c430d9b98d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084169
StatusPUBLIC

Content hashes

Canonical text5f8cd9680de0d625f2f97c125a6e62f32668cc7b09d26dc27c2e99fa953fc657
Markdown26392c4570257a5d59c944f65dc5c536ae1149a63f3053c31872c93462e25cde
PDF
Publication page6f6c084c16c36f1b4e66c5425dae188d9cece89ca24512b1fbdd7facc117392b
Manifest6ea138f4a70170a0e4bf47ff35f6f8e9655073ae1ec93588e59df730c34acdd2

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
SignatureGOXMkiqaE1VUsN2tDzCFGJ3DM1q2blIu/ECmK5yakS0fpyqoy7Qlysh5qc+XKvufrnBKoJtq0eLkSzXeqVuSBQ==
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

2026-09-17T09:55:56.672939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084169
observed 6f6c084c16c36f1b4e66c5425dae188d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.655479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084169/manifest.json
observed 6ea138f4a70170a0e4bf47ff35f6f8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.638733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084169/publication.md
observed 26392c4570257a5d59c944f65dc5c536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.618805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084169/publication.txt
observed 5f8cd9680de0d625f2f97c125a6e62f3...
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.