OpenTechnical

OT-2026-000044923

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000044923) never changes.

Identity and time

Publication numberOT-2026-000044923 · never reused
Internal UUID01a0ae7c-911c-7a67-83a7-253be6423611 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044923
StatusPUBLIC

Content hashes

Canonical text037a85366a94b2dbefa2b735efe041bf5bd3d3ce45f654e5a3bfb54589468f64
Markdown110d623c4db07f3a0e9bfdc3226dcb4cddc8b52b6d6b58e8757055f9347aee1a
PDF
Publication page2442b9f52ce1d3d2dc2447d39d74a469f6b59f0f70b4f979c759285c7ee09ef3
Manifest658e1c157de5fd06738800dd1f61ba0bb967d2a94cce7230806d418993d9b1d6

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
Signature2DmJnDRt6Cbcbe8X6ThaXm3KS7UD5FetyG9HOSFHBvoIkObLcvt9moC/gERMzusmuFtY7mM69Q6xz3mNxTwvDw==
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

2026-09-17T11:11:35.759875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044923
observed 2442b9f52ce1d3d2dc2447d39d74a469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.742567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044923/manifest.json
observed 658e1c157de5fd06738800dd1f61ba0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.723767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044923/publication.md
observed 110d623c4db07f3a0e9bfdc3226dcb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:35.704858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044923/publication.txt
observed 037a85366a94b2dbefa2b735efe041bf...
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.