OpenTechnical

OT-2026-000013043

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000013043) never changes.

Identity and time

Publication numberOT-2026-000013043 · never reused
Internal UUID01a0ae6d-5564-7efc-8eca-96482aef7834 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013043
StatusPUBLIC

Content hashes

Canonical texta8db41e583c200289bbed580d9969b720f689692c1d34599b2532f891ef65f55
Markdown04f43210797b9f3afcedabc25f7bd0f017ab653b5bc8bdd7d2d9f755b28eaaf7
PDF
Publication pageea24fd078b45e7f4d3b0d9fcf7e15698bed3f1b663be7ccae6e0733691297a33
Manifest3b65e129a4829c8af59af811a984b0ec8575fd98183b1618dbd2ce61e5580f81

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
SignatureyWJMS07LLpTuLAgS1xm2Gi3ka4B412mKnBFvWy+Rap54CixKKSeuZsn+fePerWenUAk823Ov9UVG1Pz6d7efBw==
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

2026-09-17T12:10:52.525106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013043
observed ea24fd078b45e7f4d3b0d9fcf7e15698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:52.508122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013043/manifest.json
observed 3b65e129a4829c8af59af811a984b0ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:52.488961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013043/publication.md
observed 04f43210797b9f3afcedabc25f7bd0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:52.468878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013043/publication.txt
observed a8db41e583c200289bbed580d9969b72...
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.