OpenTechnical

OT-2026-000093209

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line 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-2026-000093209) never changes.

Identity and time

Publication numberOT-2026-000093209 · never reused
Internal UUID01a0ae9e-0911-7e17-82fe-6a5902ec9a2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093209
StatusPUBLIC

Content hashes

Canonical text6fdaa29848fa59dcd2f607945ed23d1ed23a32ac41987cdb0451196369e6c8f9
Markdown6b993265344331d4c97f23efeb4574a1645775900ce75973557ef36cbc6c8789
PDF
Publication pageb2ddc626eaad21cbd2c2cf9f1b1a3149b81d0a0fc686df7165f5c84ca80c2104
Manifest22648baa91f32a16a64cdf27400dd118beb35078fc052dfdabc8ee5e43cd5778

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
SignaturexCwYoqhFx9TL4GXuHis9LKqosoy67BaYO4J+mUhN+tXpIQAwJi/DaDYA88Hpmi79a4JQLmv51p3LwyWwil+TDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:32.399565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093209
observed b2ddc626eaad21cbd2c2cf9f1b1a3149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.379514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093209/manifest.json
observed 22648baa91f32a16a64cdf27400dd118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.358930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093209/publication.md
observed 6b993265344331d4c97f23efeb4574a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.337927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093209/publication.txt
observed 6fdaa29848fa59dcd2f607945ed23d1e...
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.