OpenTechnical

OT-2026-000044922

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044922) never changes.

Identity and time

Publication numberOT-2026-000044922 · never reused
Internal UUID01a0ae7c-911c-7abe-a103-264a6b61de3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044922
StatusPUBLIC

Content hashes

Canonical textbb60f19db3cf4e938ccde4e2ced784adc44fc877640d5905ded317e78c0805ed
Markdown62a20e36b3fccb097462550c3827694e546a7926e74c7388fbe07237d0c54986
PDF
Publication page47ddf51c3d2cd874cc02cb13468c52ce630bd915b0ec66ea3461cd392e0b35eb
Manifestc4a0a5c60c759d593d651c5c4cb29685b944bdfde95362412209c3f0be1fae93

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
SignatureRvc3gt6luTB0Bf7L6++3+F/Eop1K+sf4Njw82w9E8KZD+ZQttigWdJQSLIMcEtQrfaVthv+DM5j/q5Q5dpjVCw==
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

2026-09-17T11:11:35.683823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044922
observed 47ddf51c3d2cd874cc02cb13468c52ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.666425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044922/manifest.json
observed c4a0a5c60c759d593d651c5c4cb29685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.645629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044922/publication.md
observed 62a20e36b3fccb097462550c3827694e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.627383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044922/publication.txt
observed bb60f19db3cf4e938ccde4e2ced784ad...
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.