OpenTechnical

OT-2026-000104384

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed 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-2026-000104384) never changes.

Identity and time

Publication numberOT-2026-000104384 · never reused
Internal UUID01a0aea5-3421-78a9-ba1c-9c56666f208c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104384
StatusPUBLIC

Content hashes

Canonical text6214ff09dfa4d89e337464415d5847c374dfbf07a1c0922ed2ad704c24855c5d
Markdown916b8ede202c4c2563fd18616c25d2051c081c043835e3ddad185f3342e4591c
PDF
Publication pagea2f52b9fcb1a26ee413acb9f312b9879229e40569adb0dfc0aa23c463e2bc3e5
Manifest31d2b50bf3c839c3fb21d99ae9afed5cd8d764c9ef5ad2040c61fce6aef8b7cc

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
SignatureRiUFuoW8NwSOk+XTPb/DGOrXburvR0Erj2zBLFhnkQbMLumirxkGSdKq9wLQix4Br4q5weggZLAec6W7h1NbAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:38.953260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104384
observed a2f52b9fcb1a26ee413acb9f312b9879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.933860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104384/manifest.json
observed 31d2b50bf3c839c3fb21d99ae9afed5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.915811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104384/publication.md
observed 916b8ede202c4c2563fd18616c25d205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.895823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104384/publication.txt
observed 6214ff09dfa4d89e337464415d5847c3...
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.