OpenTechnical

OT-2026-000032055

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000032055) never changes.

Identity and time

Publication numberOT-2026-000032055 · never reused
Internal UUID01a0ae74-bad3-7078-bad4-4721cbfe4f08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032055
StatusPUBLIC

Content hashes

Canonical text196ddc53098d0353887a9d82dcbaeb022bcef7dfa0c9155df3d8a93f7bf5b896
Markdown332befe045516bd7c8e716b79918b48bc46eb6de1217cb2017bb0247cc7f342b
PDF
Publication pagee982b5c10503a2afa29f946467c0cb5d9afd6aef464689f48564d5d95d891366
Manifest0d88179010320ad3a22f42f0fd646f4fbecb538224748143bd8c1a39ddf3ea53

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
SignaturexVftfufqpYkA9vamlUPheQahYLJkufcZVVOZmG6KKj5s8Hyfqo39DctWzXe/+6iAKI+Y5oB3A9OiKnmim7TMAw==
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

2026-09-17T11:35:28.305356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032055
observed e982b5c10503a2afa29f946467c0cb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.286648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032055/manifest.json
observed 0d88179010320ad3a22f42f0fd646f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.267919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032055/publication.md
observed 332befe045516bd7c8e716b79918b48b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.252176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032055/publication.txt
observed 196ddc53098d0353887a9d82dcbaeb02...
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.