OpenTechnical

OT-2026-000018379

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000018379) never changes.

Identity and time

Publication numberOT-2026-000018379 · never reused
Internal UUID01a0ae6e-b489-7d86-8f97-76733e7c0538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018379
StatusPUBLIC

Content hashes

Canonical text5ef523a7e01151af2051cd93d6e549850f2e1857dc03f03022c40f2311772a62
Markdown67c2960c7e41fb939ef0dc5e52582749a03d7c8e450d3c3e28577a0e43fa2d82
PDF
Publication page782e77ef3e442737715a1aa0db6615d04c0e14eda25e3af7a59ba9a539eabe0b
Manifeste22cb298d7f1f97322ecea8f069c359aa21e2ffe4c77e8aa8317bde5fcda8ae0

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
SignaturegbvNEpsK4joS3p+66SHDAD8rDwJYPIC/yWgSFFMiBpbndcD+LVUwW5S6eRp3kMs0by/SPhr5cRAsTqIhLcr4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:59:58.852311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018379
observed 782e77ef3e442737715a1aa0db6615d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:58.833935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018379/manifest.json
observed e22cb298d7f1f97322ecea8f069c359a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:58.815067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018379/publication.md
observed 67c2960c7e41fb939ef0dc5e52582749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:58.782721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018379/publication.txt
observed 5ef523a7e01151af2051cd93d6e54985...
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.