OpenTechnical

OT-2026-000016030

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000016030) never changes.

Identity and time

Publication numberOT-2026-000016030 · never reused
Internal UUID01a0ae6e-0c4d-7823-abb5-d96fa2a95075 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016030
StatusPUBLIC

Content hashes

Canonical texteada6e26b4339be0db29c072fc83b84f08bd80d2ebf89edcaf0fb74800bc0166
Markdown87171a299c0faa833b0a522842dbc2c6ea9bf235a114f93c8044ddd50572a7db
PDF
Publication paged15f9b96983316b9f7973f6053c59713a00ad1509dd9d1255360a2c6aa605e36
Manifesta5cd209173d406e914ed8e803b58eb987d61a6b114ee923330b0471d60a1f4fc

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
SignatureTgTwchCbz7HUIt0lMRtX5M/nGRHQ6xIdDNW+1O4AVM/Te7amtB2nuSxeUqkOzWJHZpRhn+OlfYDuJP3YlCMADA==
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

2026-09-17T12:05:34.775785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016030
observed d15f9b96983316b9f7973f6053c59713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.756029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016030/manifest.json
observed a5cd209173d406e914ed8e803b58eb98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.736179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016030/publication.md
observed 87171a299c0faa833b0a522842dbc2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.716701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016030/publication.txt
observed eada6e26b4339be0db29c072fc83b84f...
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.