OpenTechnical

OT-2026-000010047

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, vented 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-2026-000010047) never changes.

Identity and time

Publication numberOT-2026-000010047 · never reused
Internal UUID01a0ae6b-cb79-78d0-8d51-d6e57a752521 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010047
StatusPUBLIC

Content hashes

Canonical text7207c16c32b5b6736c7fbdc101f4b4ac1dcfb47ed4997da2899a13abc88d2ee9
Markdown627795d70e0746dacad28214a99ce40f3121bf8808f6b8b877461058766e3983
PDF
Publication pagede1eee7997e8e3cd897860daac08e8b122d5cf1c77cdd2533fac8d85fae72a69
Manifestabf63ff8733eeac2a5a882d195f908bd0ac38c0f0206a4411f30106cd0156434

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
Signature0COvYVo0EBHNmm/XX9AYbHPJjkb7RRxpu31RfJe3GBV6jWOBzoS+MOWThyKiWVufwaOgMr8VpCfmYVymPMkUDA==
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

2026-09-17T12:16:06.879438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010047
observed de1eee7997e8e3cd897860daac08e8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.860925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010047/manifest.json
observed abf63ff8733eeac2a5a882d195f908bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.842890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010047/publication.md
observed 627795d70e0746dacad28214a99ce40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.824651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010047/publication.txt
observed 7207c16c32b5b6736c7fbdc101f4b4ac...
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.