OpenTechnical

OT-2026-000098470

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000098470) never changes.

Identity and time

Publication numberOT-2026-000098470 · never reused
Internal UUID01a0aea1-e966-74c0-a74f-9ee602907d29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098470
StatusPUBLIC

Content hashes

Canonical textbb483e24ac7718e2a253db4273d5193f421b8324f64a3018d40006f9c598d6d3
Markdown82c83f919e178108c80b77130d30c94eee767e628871cf0133267bfff6d6e9da
PDF
Publication page6def64df67de9251341196adb0e3ec7aab17fa6da9ebd5e46490bb2642024c05
Manifestff1169d2c010b5b54b55e35eb1d7062285246f14e8d9fbcedc5b1d3914310337

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
SignatureuB8cWaiKBboaBosbmJJhASRDBAbQQCur3vJK3siRSI4yzEabFFt11Tfo1ZjdHWJY22zBj11hBoxHeMrMLRIGDA==
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

2026-09-17T09:32:20.042142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098470
observed 6def64df67de9251341196adb0e3ec7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.022631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098470/manifest.json
observed ff1169d2c010b5b54b55e35eb1d70622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:20.003847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098470/publication.md
observed 82c83f919e178108c80b77130d30c94e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:19.982986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098470/publication.txt
observed bb483e24ac7718e2a253db4273d5193f...
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.