OpenTechnical

OT-2026-000066469

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000066469) never changes.

Identity and time

Publication numberOT-2026-000066469 · never reused
Internal UUID01a0ae8e-ce40-79f1-b321-8c90f2a44f7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066469
StatusPUBLIC

Content hashes

Canonical textc7a2328247ead3a38b0ec853237734ec06e1a867e99259272c52df5763e1ad8b
Markdowna5cb96feb0bc82e6c23bddd2941799cc6a332d4b1ed621198fda7bcb9998a954
PDF
Publication page0ceabae01407abb708964c60ac180df24706fe8c8b5e2a3b8b96908d3b284573
Manifest074b3f622b3f244f8665689ed664cc218df09282335732ada7593c7a4fe10e53

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
SignatureAPoUicgKQgwm5RlDZg04JgnFj+WxHhyojYXO1BnsUP+b55h2TcpcprYp3gaTqC1hRYxRlUDzMXUYMDx8nO8pAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:43.246304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066469
observed 0ceabae01407abb708964c60ac180df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.230384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066469/manifest.json
observed 074b3f622b3f244f8665689ed664cc21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.213855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066469/publication.md
observed a5cb96feb0bc82e6c23bddd2941799cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:43.196646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066469/publication.txt
observed c7a2328247ead3a38b0ec853237734ec...
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.