OpenTechnical

OT-2026-000099183

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, on a tool changer

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-2026-000099183) never changes.

Identity and time

Publication numberOT-2026-000099183 · never reused
Internal UUID01a0aea2-8288-78ff-a366-6997de13766b · 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-2026-000099183
StatusPUBLIC

Content hashes

Canonical text7af3179237d545a648f935870d5ec79c7bcdf45eb2ef1d87a188b5b290ae8f3e
Markdowna164d61a46f88357e916246f6d43fc54555f43ab345dbe0fc8ee3d05b9746e3e
PDF
Publication page3f32151536db4671ade9ed43e92d96c9364fd0034f72e6904d300dd3f942b226
Manifest8751449c2d4ee7faec7d565972e6fa07a869298a8afbdcf5cfe2cf005859ac07

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
SignatureVvhQRkYeCCdQ8QwABzwaZ8TzL2qDl28sJ3m+2KYh+BV9AIJfZV1qLjwwl/Te1IT14n0YePebw1QlIqXG3C/lCw==
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

2026-09-17T09:30:34.237409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099183
observed 3f32151536db4671ade9ed43e92d96c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.219754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099183/manifest.json
observed 8751449c2d4ee7faec7d565972e6fa07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.202553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099183/publication.md
observed a164d61a46f88357e916246f6d43fc54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.184643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099183/publication.txt
observed 7af3179237d545a648f935870d5ec79c...
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.