OpenTechnical

OT-2026-000041520

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000041520) never changes.

Identity and time

Publication numberOT-2026-000041520 · never reused
Internal UUID01a0ae79-e89f-72a1-87f0-4887fbbd6bf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041520
StatusPUBLIC

Content hashes

Canonical text58c99391bea121de9ce75e54a05873edecf8262450a0b3d8863902de09832b20
Markdown3143511bf7df8dab152c25c443453139e6fe05a725cb63120f0bb810bb432e47
PDF
Publication page44d8da249c37aa8d7c29b18249e060db8a4ebbce37ae6e198b2d1fa9e15fc460
Manifestee3cd04965a4fc33b0d32d6fd6723770bf76b5877c689c054a83620c29de1c51

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
SignatureQQVHvSjmN+3D0FHWeu3RUt3dNBbofyF6zbA/XSlttPCOR6UP0Fv2o4k+gKf0vKl/s2rxZt8nVhex8IFH/EAlCQ==
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

2026-09-17T11:16:17.419813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041520
observed 44d8da249c37aa8d7c29b18249e060db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.403026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041520/manifest.json
observed ee3cd04965a4fc33b0d32d6fd6723770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.384710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041520/publication.md
observed 3143511bf7df8dab152c25c443453139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:17.367123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041520/publication.txt
observed 58c99391bea121de9ce75e54a05873ed...
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.