OpenTechnical

OT-2026-000018292

Publication integrity record

Three bellows cup 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-2026-000018292) never changes.

Identity and time

Publication numberOT-2026-000018292 · never reused
Internal UUID01a0ae6e-b489-7469-b66c-fc14c5438a2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018292
StatusPUBLIC

Content hashes

Canonical text3354e0c46c0ce7852f5fa8ae800d8dfa8c02aa5520d911013bbd80f249ae2b30
Markdownb421e33e5ae4704c180a6a7975c0dbf21a385ae08c6fa84775f2be535e6f6c11
PDF
Publication pagef0dd70ca1f81191fc1ad8fe53fd20ab7916f3efcc714f0d57f0f5e86ae4c24ab
Manifest516b01b8b231b9e047c33bb71d4fa7ee2265851edea1e5c2f05efaf00500fb75

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
SignatureiRw1mOgJsQSOfeS5hwKX+Fab6DRe5Q4VIPgTmPUhVsvBdC/6fybs5Cd+jIsF/h0xyEDbtjLTtqF+Cr3Lfd6SDw==
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

2026-09-17T12:00:09.678944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018292
observed f0dd70ca1f81191fc1ad8fe53fd20ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.645675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018292/manifest.json
observed 516b01b8b231b9e047c33bb71d4fa7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.620002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018292/publication.md
observed b421e33e5ae4704c180a6a7975c0dbf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:09.584817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018292/publication.txt
observed 3354e0c46c0ce7852f5fa8ae800d8dfa...
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.