OpenTechnical

OT-2026-000042660

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000042660) never changes.

Identity and time

Publication numberOT-2026-000042660 · never reused
Internal UUID01a0ae7a-c0ce-7c46-99c9-db37a9b1044d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042660
StatusPUBLIC

Content hashes

Canonical text8e2357ee8f4d3069897c76fc3e3d3509e743b5193fb2c5925d56034531e16870
Markdown117bc089b0f076576680aae781ca09abe327088bb671bd48c4c69c9bad012c50
PDF
Publication page36d849105372a58e0eea4010de10766e9386b94862b14a401b0e1c85cd39bbfd
Manifest7f7774447eff6c12dd76efb06a20c2122fe6401e298322ec3e814182ed551e6e

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
Signature7lyYPDadU+ZfT7uqUIxUnkqOC0FAj1i+NwczD2tcGw1R2CR4WbBjwUhvPqb9ADYxdgnVWb73EzEjqexBsaQDBQ==
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

2026-09-17T11:15:00.266861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042660
observed 36d849105372a58e0eea4010de10766e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.249598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042660/manifest.json
observed 7f7774447eff6c12dd76efb06a20c212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.230607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042660/publication.md
observed 117bc089b0f076576680aae781ca09ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.213292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042660/publication.txt
observed 8e2357ee8f4d3069897c76fc3e3d3509...
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.