OpenTechnical

OT-2026-000045446

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045446) never changes.

Identity and time

Publication numberOT-2026-000045446 · never reused
Internal UUID01a0ae7c-f76d-7f99-9751-7d6999a1a199 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045446
StatusPUBLIC

Content hashes

Canonical text745ead0c214c719e4e1c27699c6eba29172a6654a67a61813d2d28006492857b
Markdown2d8c4990d22e4225b1422e926d3521df49210e87e15eb4ea77a77fe61277ff79
PDF
Publication page2d960261134d92895af7f3f1efed8af7fe1689ff34f73f9db0f95dfb4ed9433e
Manifestc50512d280876be5c6a7c0674394841c429c673f6e64cdd10e6a7eeb988dd889

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
SignatureX/k410kwcvMcB9myHWlzRRzDcgf5dyE5WxdlLHv6waw7YtP2RbZMo9UZ4EyNVQCsvG8onESBOk4FK8isRWooAw==
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

2026-09-17T11:10:44.817264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045446
observed 2d960261134d92895af7f3f1efed8af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.797328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045446/manifest.json
observed c50512d280876be5c6a7c0674394841c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.775495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045446/publication.md
observed 2d8c4990d22e4225b1422e926d3521df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.753876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045446/publication.txt
observed 745ead0c214c719e4e1c27699c6eba29...
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.