OpenTechnical

OT-2026-000013426

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000013426) never changes.

Identity and time

Publication numberOT-2026-000013426 · never reused
Internal UUID01a0ae6d-6fca-763b-8971-0fa6770f6dab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013426
StatusPUBLIC

Content hashes

Canonical textf52ed43841deb1a65c76f55aa8d2476676662356f8379e270ac08c678108141e
Markdowne9ee754ce5624ee2894a6ba6e08f7e9ca531c808d7c4c287e33d64cf83c83846
PDF
Publication pagef2522ece2e38f8ae62f7d6d141f3b9ba945f32f6991b4c3d58f87f1782624149
Manifest7e0a9c02b5c7f3a35cce6343e5dbcc4ba01fc211da32f17228adf9f8339588ab

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
SignatureBuMEeMeTLOOJS847Ff/EVmXpLwF8maJTHinA9aW3r108nGiErpnZ8XGpMvpvvHqfWklxpEQGwDFnhdxkeDFoAA==
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

2026-09-17T12:09:54.630331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013426
observed f2522ece2e38f8ae62f7d6d141f3b9ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.612393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013426/manifest.json
observed 7e0a9c02b5c7f3a35cce6343e5dbcc4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.593987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013426/publication.md
observed e9ee754ce5624ee2894a6ba6e08f7e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.576060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013426/publication.txt
observed f52ed43841deb1a65c76f55aa8d24766...
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.