OpenTechnical

OT-2026-000025524

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000025524) never changes.

Identity and time

Publication numberOT-2026-000025524 · never reused
Internal UUID01a0ae71-5fa8-7048-b85b-953df37c474a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025524
StatusPUBLIC

Content hashes

Canonical text2d3be513abc11c6af062edfb06cb964d0c8cd07524ff9871e217e01cbf097260
Markdown0483d2e17be712f0087fa8d99bf8760618ce629ec2f46b69cf1fb660eab8cbfe
PDF
Publication pagef410defd5968acd2c36435d16190a54612015cdecdd47362870884b16de9771d
Manifesteec81787233bcd42561c396383d8a44e1ac90d6878767334de47a56d81a7ca09

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
SignaturebyPHR/JBdxz0wDdgXH+RxTvgvpkCA0+WUBNm0ZCwN2ZY3E30kGWqClr/ggc/el2+FmQ85gILcnlWHHhsDT78CQ==
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

2026-09-17T11:47:39.922709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025524
observed f410defd5968acd2c36435d16190a546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.903202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025524/manifest.json
observed eec81787233bcd42561c396383d8a44e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.882075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025524/publication.md
observed 0483d2e17be712f0087fa8d99bf87606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.861536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025524/publication.txt
observed 2d3be513abc11c6af062edfb06cb964d...
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.