OpenTechnical

OT-2026-000092415

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, sustained 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-2026-000092415) never changes.

Identity and time

Publication numberOT-2026-000092415 · never reused
Internal UUID01a0ae9d-b5fc-70fc-b145-b9aeb7723c68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092415
StatusPUBLIC

Content hashes

Canonical text7b052bf12f8a14849c0ca2b8b79acddeb4e0cd057c0bb4d9c298899742a3e86e
Markdown36d3f37e9d813998be0fff5800160a713fb1c86ca0222567df1e8e38104c5bd1
PDF
Publication page75ca6dd992d9154cf702cda44d2a3472888d9ec6ff1124acc57212f2925d472f
Manifestb1bb248ec8ced07973d59fce129cd6ebbc7cdd986401ed6a8576c21e16f24a90

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
Signatures3PrufKNeokL4PkpHeQKfh/rlRAyGPGVfhvRKOikeMRy9q98RgTNfI+i1AV4DNpcC4HHE38nguCysdMPFeAPBg==
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

2026-09-17T09:40:58.068045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092415
observed 75ca6dd992d9154cf702cda44d2a3472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.050357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092415/manifest.json
observed b1bb248ec8ced07973d59fce129cd6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.032799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092415/publication.md
observed 36d3f37e9d813998be0fff5800160a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.015242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092415/publication.txt
observed 7b052bf12f8a14849c0ca2b8b79acdde...
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.