OpenTechnical

OT-2026-000051828

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000051828) never changes.

Identity and time

Publication numberOT-2026-000051828 · never reused
Internal UUID01a0ae83-7c84-79ab-b8d5-160c7d6de3b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051828
StatusPUBLIC

Content hashes

Canonical text7e7731cb4112fa690a7591db59a51ff290f54d823d06c47dc04912a197aec359
Markdown262a686ff73b789a1d0c61a11355b91c9d70fdd429651236717fd19cca64af5b
PDF
Publication pagee5278ee47302852d190e7691c3c5ca694be794725fb4bb915c15712d214bb284
Manifesta482de2a11c0509f4a137ecba28369f815a6c9c99aef11b2a6eda9cba4bdfa48

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
SignatureFwHDInL4Aikxq1yG+defp81JEYq8HSfWxCOmQ+EZnvSQoA9nKhEl8uJe3FEHek30t88pVtGV1oMUo3k0u+JoAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:45.119597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051828
observed e5278ee47302852d190e7691c3c5ca69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.101332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051828/manifest.json
observed a482de2a11c0509f4a137ecba28369f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.081807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051828/publication.md
observed 262a686ff73b789a1d0c61a11355b91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:45.064585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051828/publication.txt
observed 7e7731cb4112fa690a7591db59a51ff2...
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.