OpenTechnical

OT-2026-000038032

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000038032) never changes.

Identity and time

Publication numberOT-2026-000038032 · never reused
Internal UUID01a0ae77-f88b-7672-9023-92b1e64e73f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038032
StatusPUBLIC

Content hashes

Canonical texte14ff8541dcf76de66eaf0df010b5bc5bc43828a1a887d3645d805721f9991f1
Markdownb0f209c991640fc297aa4bfd28f95d5058c0350b84f780274eaec8be2d048521
PDF
Publication page8bb33f64cae14f570fd15753b18a3f3c83849aeec56484e597eed90dc15b0d02
Manifest02538869f587ec24cfb43c55628e995170efffebb1e044bacbc45457b2f1cba5

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
Signature6izQTgbXWnveSJB4skpv7kcQMf3cF7/LLKaQBW/ca68im/2qry0TitoqnZphS/s53eXO+t+eGKa4MaKpaArFCw==
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

2026-09-17T11:23:20.621720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038032
observed 8bb33f64cae14f570fd15753b18a3f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.604298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038032/manifest.json
observed 02538869f587ec24cfb43c55628e9951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.583739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038032/publication.md
observed b0f209c991640fc297aa4bfd28f95d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.561606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038032/publication.txt
observed e14ff8541dcf76de66eaf0df010b5bc5...
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.