OpenTechnical

OT-2026-000041940

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000041940) never changes.

Identity and time

Publication numberOT-2026-000041940 · never reused
Internal UUID01a0ae79-e8a6-795c-9ff4-b8e414b14765 · 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-2026-000041940
StatusPUBLIC

Content hashes

Canonical textd8dd5272aa4305578907817544f0a0c0536a6729a71bcbabd2c73393bb2ac5dd
Markdown1c92a4734769b19755ad9b16a1a9b1baeea27b47e98897246ed4169701d2d229
PDF
Publication page66053fad21fd3250dffe254d445344e82290d7bfa64a4f69990da4ecca0ed83e
Manifest4e317a52a197ff9ddd1fa0a91aafe850e751ee7225513b23fc1a7c15d0b7c05f

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
SignatureGf7zzGESevGJ57CO2o18ajOU9ccd9duycfdX1rtSw46ro7pggO3yy1jY7R+tAlGC4V4v2IrBd6O8ln6Q0AJLAg==
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

2026-09-17T11:16:49.740949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041940
observed 66053fad21fd3250dffe254d445344e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:49.725442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041940/manifest.json
observed 4e317a52a197ff9ddd1fa0a91aafe850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:49.707515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041940/publication.md
observed 1c92a4734769b19755ad9b16a1a9b1ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:49.690265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041940/publication.txt
observed d8dd5272aa4305578907817544f0a0c0...
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.