OpenTechnical

OT-2026-000085901

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, sustained 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-2026-000085901) never changes.

Identity and time

Publication numberOT-2026-000085901 · never reused
Internal UUID01a0ae99-e82a-71b6-866f-c3832d87562f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085901
StatusPUBLIC

Content hashes

Canonical text7d728f2e816341bdc0ded473c28cac937a17edd4146ce9182c6e27795a0babcc
Markdown7cc70b309130c67cbd354f04a8bc12cf198e44411249998c7c76313c25eccc0e
PDF
Publication page32824e2812a7730024a8c5564a74fb0007ddf0ae0407f2014f6baa3c961ab9fe
Manifest54bc0b56e979e574c70c14d0e9ae394db57f87f8265c2d04727ab33d01c98c7a

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
SignatureYiTVh3P+WsAAZZlp3Ft5A74Y7fz+8Gk39PMLeAeb1O7reUeb3dkMUsiwwoW3qUeMQtozcUv+7/BIMBwM9b7kDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:50.706489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085901
observed 32824e2812a7730024a8c5564a74fb00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.690342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085901/manifest.json
observed 54bc0b56e979e574c70c14d0e9ae394d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.673457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085901/publication.md
observed 7cc70b309130c67cbd354f04a8bc12cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:50.656465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085901/publication.txt
observed 7d728f2e816341bdc0ded473c28cac93...
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.