OpenTechnical

OT-2026-000016934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000016934) never changes.

Identity and time

Publication numberOT-2026-000016934 · never reused
Internal UUID01a0ae6e-591a-72d1-94c5-949ea44cae1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016934
StatusPUBLIC

Content hashes

Canonical text4c5c1165bc3746a05fff59b90ab8c40984005bf136fa952f04db6ea93682afae
Markdown892381224241a2dd626ec707df1febc60955050117f29a40818c28b5c3252f51
PDF
Publication page7e269ac92917bf850c1486147450e2c3b8096e25be0b65b14f6477146a6a1e64
Manifest6244f96b511e1f005d8ef35cab32f72dfcd46d3013771e205668970767163751

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
Signaturezgm6APKF7sMqPyt7Y6qg0JX24jVf8dEafK/0gOE6AF2lqYR8cXJ3+U7cQRhjmt6h9yJIqWACqZFtvU3s+h+ZAw==
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

2026-09-17T12:03:13.027308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016934
observed 7e269ac92917bf850c1486147450e2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.010962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016934/manifest.json
observed 6244f96b511e1f005d8ef35cab32f72d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.994832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016934/publication.md
observed 892381224241a2dd626ec707df1febc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:12.977875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016934/publication.txt
observed 4c5c1165bc3746a05fff59b90ab8c409...
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.