OpenTechnical

OT-2026-000008353

Publication integrity record

Single cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000008353) never changes.

Identity and time

Publication numberOT-2026-000008353 · never reused
Internal UUID01a0ae6a-e469-7de5-8d04-3b2113975454 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008353
StatusPUBLIC

Content hashes

Canonical textace95893b78aff817ade7a8a719563fe847f98ee7814a438e3e69b5806bd4272
Markdown3d946cca29fdc34be8f49cfb10a364d0a83aad8c6f5252223656ad795c4ef3eb
PDF
Publication pagebfecfb3c82f8af0dadd2d1668cf32c3e9ada211fa87a533294f1f87f7ccde843
Manifestc7af51909c88d0f092dbb11cd35c705554683fa44b6eea89957db75479ddd88a

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
SignatureSsn/qH+y0yW7AiMxfrJaxjsgP+A+NE3JPPsFBR8g88+B5ybq1r8tG0UmR79KIL8y1yPYlBZXRGSKROFUPtkqCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:09.384850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008353
observed bfecfb3c82f8af0dadd2d1668cf32c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.367015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008353/manifest.json
observed c7af51909c88d0f092dbb11cd35c7055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.348249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008353/publication.md
observed 3d946cca29fdc34be8f49cfb10a364d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.329475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008353/publication.txt
observed ace95893b78aff817ade7a8a719563fe...
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.