OpenTechnical

OT-2026-000047190

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000047190) never changes.

Identity and time

Publication numberOT-2026-000047190 · never reused
Internal UUID01a0ae7e-d0f9-7ad4-ab52-c46433893b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047190
StatusPUBLIC

Content hashes

Canonical text8e694509c23049d801b8dfc986351cd17360a473667ed5cf02f455cfb25dc424
Markdown6d31777bc3ba90d36a74c81dfd18be5e12fed2d84e1f7b7132cc473aac035957
PDF
Publication page0c6f311f749e26aff5732ce0511227537c927309644be55be5f45103988b96c3
Manifestf7b381c4fca4dc54356f7d6aae387e9f3e8bd2773d1fb00711d982f3d49280e6

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
Signaturekbhf0fqFCkENN4ZZ3UTE536y+54J0fnVhG6BVqGQwHS/cvY66qGRnsw2yogGQh/7TzBOUQpzJjcKuewIH1xTCA==
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

2026-09-17T11:10:33.980564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190
observed 0c6f311f749e26aff5732ce051122753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.961751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/manifest.json
observed f7b381c4fca4dc54356f7d6aae387e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.943884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/publication.md
observed 6d31777bc3ba90d36a74c81dfd18be5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.925420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/publication.txt
observed 8e694509c23049d801b8dfc986351cd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.942941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190
observed 0c6f311f749e26aff5732ce051122753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.926213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/manifest.json
observed f7b381c4fca4dc54356f7d6aae387e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.907582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/publication.md
observed 6d31777bc3ba90d36a74c81dfd18be5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.890405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047190/publication.txt
observed 8e694509c23049d801b8dfc986351cd1...
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.