OpenTechnical

OT-2026-000066107

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000066107) never changes.

Identity and time

Publication numberOT-2026-000066107 · never reused
Internal UUID01a0ae8e-8dc3-7491-939e-4e8ff2fe9c8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066107
StatusPUBLIC

Content hashes

Canonical textef640e77b7f8a95e88d6d804e7dc632e2a8d6d8f93d7c4cf3bc2d40605cb633f
Markdownd8395cd63b2ce15fbee31e0624d193bbd44089fb187b97360c15ed6a2b22d4e6
PDF
Publication page56319b17027dc01541de64ba86fec148ffaa0c32e1c601323de951cca2aa7350
Manifest40dbbc5487278bee74a816cf691601184bb901593a451d9438f5fe8cdd481efd

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
SignaturejQazEjIm8OY6sB3knM+uHofQVSWxNcwxnRud0EbGmNjbzj5VOplTSnLgv2UhdovBr542dyBg6LATqJjj/oADBw==
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

2026-09-17T08:50:49.245697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066107
observed 56319b17027dc01541de64ba86fec148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.228262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066107/manifest.json
observed 40dbbc5487278bee74a816cf69160118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.088585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066107/publication.md
observed d8395cd63b2ce15fbee31e0624d193bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:49.067318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066107/publication.txt
observed ef640e77b7f8a95e88d6d804e7dc632e...
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.