OpenTechnical

OT-2026-000047262

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000047262) never changes.

Identity and time

Publication numberOT-2026-000047262 · never reused
Internal UUID01a0ae7f-3e56-7e12-80dc-3f711ea456b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047262
StatusPUBLIC

Content hashes

Canonical text4f84413ff2373f7570f92ab6f9adfaf05d833be876e419fed01df4dc881b508f
Markdown84ea5ff5346d0d758ca1bf850dbfd742839f1668d74196f04ac38e33e0950b29
PDF
Publication page844bf2b8ee57f5e612ebf4b1f68c6430d637b1ba4a3473a1df19baa765b71483
Manifest1c63c76f2e02ecea294432e4a9a342f90159615e07262963c23f7f4940984f05

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
SignatureRVX+zfVUeTi+cnJx+rOP/ExmhN0fHSnGoMufPB8glvH+lBV1JMxUXwXPZlQW4ykFYZNUfbm5mLEE3ZwJbxvgCQ==
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

2026-09-17T11:06:13.555389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047262
observed 844bf2b8ee57f5e612ebf4b1f68c6430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.536793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047262/manifest.json
observed 1c63c76f2e02ecea294432e4a9a342f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.519418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047262/publication.md
observed 84ea5ff5346d0d758ca1bf850dbfd742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:13.502764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047262/publication.txt
observed 4f84413ff2373f7570f92ab6f9adfaf0...
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.