OpenTechnical

OT-2026-000096712

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000096712) never changes.

Identity and time

Publication numberOT-2026-000096712 · never reused
Internal UUID01a0aea0-a4ac-7a71-9ffe-ad86e80dd9ae · 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-2026-000096712
StatusPUBLIC

Content hashes

Canonical textace232d8151318816ae81262dff62ffcd84a0f62fcd7c5e8dd4109dba2ff5299
Markdown762381dc001124de27efa2da330df3310823ec99e9c3c33642a0b2af13b09ea8
PDF
Publication page33eb162e345144b63963618346cc10a50729acb4e6b59528d89fad411d976090
Manifest18db426d9b8370e095217cfb88fa90798ab304777319e1c9b173019660eb2ce5

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
SignaturejvO9RX912egJVousx/XG82TMGk7xAIV/3zo+X+XVZumcK35epY5oUwtT7iTr2BC8jdUsueEoCmvBQWb5c9dvBw==
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

2026-09-17T09:34:16.602115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096712
observed 33eb162e345144b63963618346cc10a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.585507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096712/manifest.json
observed 18db426d9b8370e095217cfb88fa9079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.568063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096712/publication.md
observed 762381dc001124de27efa2da330df331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.552062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096712/publication.txt
observed ace232d8151318816ae81262dff62ffc...
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.