OpenTechnical

OT-2026-000096880

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000096880) never changes.

Identity and time

Publication numberOT-2026-000096880 · never reused
Internal UUID01a0aea0-a4ad-7454-8d76-f413ebd441c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096880
StatusPUBLIC

Content hashes

Canonical textae1f914fdd1573e2f80f39b451212dd949b4c40b6c5be33738f1ff26baf27e0b
Markdown990f125f365f49389ae8240fac5f7486119722542d8d44bfd59a0c21c934e590
PDF
Publication page4e5c6a9e94c767ee6e623dc01cfa85806bf74fc441ea4bbcf96fd8a2429c20fc
Manifest16fd371da64b597a37d23e13a717c9de990e5195a1bcc2b2ec561a2091106ec5

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
SignatureKQTZZ6NhGJ5MvRJTPTu01T4UOm52od7M1VTQK4LR/ngjQGUXbHOgGKrgwXFM3ABrrmUxD2HMJWltGsd0/YNPAw==
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

2026-09-17T09:34:29.112552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096880
observed 4e5c6a9e94c767ee6e623dc01cfa8580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:29.095196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096880/manifest.json
observed 16fd371da64b597a37d23e13a717c9de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:29.076603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096880/publication.md
observed 990f125f365f49389ae8240fac5f7486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:29.056640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096880/publication.txt
observed ae1f914fdd1573e2f80f39b451212dd9...
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.