OpenTechnical

OT-2026-000023730

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000023730) never changes.

Identity and time

Publication numberOT-2026-000023730 · never reused
Internal UUID01a0ae70-aed4-7c61-8b26-a037497d142f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023730
StatusPUBLIC

Content hashes

Canonical text225f64d91c6fce45895f599c0a0c801c18a38cfe7a7862506411aacadd0cb080
Markdown3023de2fdf6aada443a17988c06eb831953e56d6cdbf85bf2497259402ed427a
PDF
Publication page469155c5b1826834089a934e037e75d0bdfb25454a92bbc829abb8651f7474ff
Manifesta1ab016eeb6a6c2e996bc7488fa688289a80abb075c7aed7d7aa20343ff62890

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
Signaturec8sEaOwsQOPrHWkcCWdLC6eb2yR/gTYuVCwoRDJRG6YdxLdoWq3s0hMQbG02Hql0PfgucCfSiiFlBaOk3UAsCA==
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

2026-09-17T11:50:04.498550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023730
observed 469155c5b1826834089a934e037e75d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.462861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023730/manifest.json
observed a1ab016eeb6a6c2e996bc7488fa68828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.444374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023730/publication.md
observed 3023de2fdf6aada443a17988c06eb831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.426006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023730/publication.txt
observed 225f64d91c6fce45895f599c0a0c801c...
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.