OpenTechnical

OT-2026-000016406

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000016406) never changes.

Identity and time

Publication numberOT-2026-000016406 · never reused
Internal UUID01a0ae6e-2d12-7bc5-8892-8b7dc5288b45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016406
StatusPUBLIC

Content hashes

Canonical text4f8a577067f00deb012b610ee77622b548e1b25561938c1b8573e48ebe2a2263
Markdown2c67c770f3369516f22b3a22714468c4396efa56c7e430c88856f787dc188292
PDF
Publication page39d2e51146a251b46498f5445872e1c237b9e2101df6f0b992c5eb766687d89b
Manifest9e4d285abc8f7dc5473079f238090bceadfdb18c2c18ff0d857e0f92210c6354

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
SignaturekH4n3whyjp3fIeiKyAIH+FDQ6NZeH7kpeiXraJTIu8AjPMyrNbguFSLbcKzZeJueMi0T43qqimfsL/je/WYUBg==
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

2026-09-17T12:04:29.514334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016406
observed 39d2e51146a251b46498f5445872e1c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.495476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016406/manifest.json
observed 9e4d285abc8f7dc5473079f238090bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.475966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016406/publication.md
observed 2c67c770f3369516f22b3a22714468c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.458414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016406/publication.txt
observed 4f8a577067f00deb012b610ee77622b5...
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.