OpenTechnical

OT-2026-000018033

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000018033) never changes.

Identity and time

Publication numberOT-2026-000018033 · never reused
Internal UUID01a0ae6e-96fc-72aa-b60e-84247b48f6ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018033
StatusPUBLIC

Content hashes

Canonical textaea9de5ea8d47fd3f3c467fb524fe18b6a5d96e82b8f677ba5b99497b95ecaa1
Markdown1ca1264cb5beced5fc399f1be069d24efd5082a3c1f29054f8da4140a6edfcd9
PDF
Publication pageb997d9baac917f8cdb97430b9c1bca0de795f5121d3cb4f81b5785c539465a46
Manifestbb82aaa2fd42c18b1399056781b30941c06302b5837f8e78132cdb47d6c93433

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
SignaturemoKeaP7WamqZreqRdC0XPjnhps0OS9AYU+tgHiqJUV55K8IOAqVI/c6yqHLvv4WoV42mbQalftiQeJzzQqjVDw==
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

2026-09-17T12:02:03.782875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018033
observed b997d9baac917f8cdb97430b9c1bca0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.764568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018033/manifest.json
observed bb82aaa2fd42c18b1399056781b30941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.746704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018033/publication.md
observed 1ca1264cb5beced5fc399f1be069d24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.729393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018033/publication.txt
observed aea9de5ea8d47fd3f3c467fb524fe18b...
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.