OpenTechnical

OT-2026-000093984

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000093984) never changes.

Identity and time

Publication numberOT-2026-000093984 · never reused
Internal UUID01a0ae9e-92c9-7ff8-8b54-28aabc8e8865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093984
StatusPUBLIC

Content hashes

Canonical text6b8fa35b42416690df58a1506cbcad2b15312e23b30380fdf091c054f6af9546
Markdown0a886670cceef85ef0992aa0260fe0419c0d7acf757174cd455ed9d7e81a7021
PDF
Publication paged211dcd0c7975fa95d8c1c5b8b92faf46de3c23f9add72cf1059df1a0581f3af
Manifesta0895c33065ee2da5bc7af8243388b6fb2f75189c9ec1e3d4c835ddbbdf60277

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
Signature9XOPAyGhl2K+IOtZCC0r6kxOVq+qDezFHeebCfWBVkE+RAAK4paX2YEW3pTftD3B7KMUCqwvwgl9mCt/75nVBg==
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

2026-09-17T09:38:23.261474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093984
observed d211dcd0c7975fa95d8c1c5b8b92faf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.243303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093984/manifest.json
observed a0895c33065ee2da5bc7af8243388b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.226083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093984/publication.md
observed 0a886670cceef85ef0992aa0260fe041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.208645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093984/publication.txt
observed 6b8fa35b42416690df58a1506cbcad2b...
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.