OpenTechnical

OT-2026-000099176

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099176) never changes.

Identity and time

Publication numberOT-2026-000099176 · never reused
Internal UUID01a0aea2-8288-7a3d-8ae5-abf681263bd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099176
StatusPUBLIC

Content hashes

Canonical text068fae32d6cbc0ec42ebcbe4745bea745875b7fbc35ec3a103192b2412b87996
Markdown01f98a616dd6d494bed7db1a160fb595cb5bc12d4ff639748bfbf97538319944
PDF
Publication page3d3f1c1ba90a137b028c1113dbede94c1e5c5dc342b6b7e0b4c5ee8ed67abc9e
Manifest059d855b94b93c1931f41acc9afd10beca865ba3628becd3b576630beae6a1cc

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
Signaturec8y0kBVTNEDKNDyLbdDV4y4YKCGObIpcG0mwiKezm+DViOTWiZ/zyhnrfXiQJzVIKPaOg5JGuc1ZfxGpb6XFCw==
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

2026-09-17T09:30:33.701198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099176
observed 3d3f1c1ba90a137b028c1113dbede94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.680247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099176/manifest.json
observed 059d855b94b93c1931f41acc9afd10be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.661780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099176/publication.md
observed 01f98a616dd6d494bed7db1a160fb595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.641582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099176/publication.txt
observed 068fae32d6cbc0ec42ebcbe4745bea74...
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.