OpenTechnical

OT-2026-000008197

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000008197) never changes.

Identity and time

Publication numberOT-2026-000008197 · never reused
Internal UUID01a0ae6a-908c-717c-86b5-c9d252a4f02c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008197
StatusPUBLIC

Content hashes

Canonical texte13ec1228ab460c2eee4b83d39e49e31197d26a9d06a828fb369151071a6f23b
Markdown137143a4b742d9bfed5b73c7a1cf0885de40ac3ab33983d6739e3be9dcde89a4
PDF
Publication pageac59438645f2cfd04aafe984ec327c7a917ccf6d836b8c3f1377330269d4a7f6
Manifestc85fc7b1742d54046e381c290abe0ef2e72c1765da316fdc02e87e6d1713d16d

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
SignaturejUIS6M5K1NpRJOF2Bou2aaLCcw7F1iLm5nykjsjbJcLdv0e/pM1qFKj9GHLJwPDbfT0/V6KPJHf0cR3PkfjjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:35.890623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008197
observed ac59438645f2cfd04aafe984ec327c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.865310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008197/manifest.json
observed c85fc7b1742d54046e381c290abe0ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.821472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008197/publication.md
observed 137143a4b742d9bfed5b73c7a1cf0885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:35.755796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008197/publication.txt
observed e13ec1228ab460c2eee4b83d39e49e31...
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.