OpenTechnical

OT-2026-000048050

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000048050) never changes.

Identity and time

Publication numberOT-2026-000048050 · never reused
Internal UUID01a0ae7f-c423-734d-bf21-e26af3e9fd1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048050
StatusPUBLIC

Content hashes

Canonical textaa268562ef7e743f3a6d0598c7a928304007879e23ccff5cd44992bcf18079ed
Markdown8f4d5e62da498ab0d312aa7d51a8bd96a6c8810e8fdca3dfc5836cede9c59e23
PDF
Publication pageb73315c6ca5425ddfaecffcb73bc1f9acfbe5b9510b1824a394d9942e0f6041e
Manifest9f0cc3be2e6fabb2f1779d3acef8e7b8a806cafe289df595b94f576c7b084ee2

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
SignaturerUwVwTarBFnya2DqCwYlbmrMLG9ss/5oa3+bt1ty14TeuS3wcJ+2/kTaSVvLeZDxRyWFHvls9/Q09zXPsMZkDQ==
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

2026-09-17T11:06:03.346144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048050
observed b73315c6ca5425ddfaecffcb73bc1f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.329082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048050/manifest.json
observed 9f0cc3be2e6fabb2f1779d3acef8e7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.310885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048050/publication.md
observed 8f4d5e62da498ab0d312aa7d51a8bd96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:03.292407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048050/publication.txt
observed aa268562ef7e743f3a6d0598c7a92830...
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.