OpenTechnical

OT-2026-000084813

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000084813) never changes.

Identity and time

Publication numberOT-2026-000084813 · never reused
Internal UUID01a0ae99-43b3-733b-b625-f938e258eb7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084813
StatusPUBLIC

Content hashes

Canonical text624abe8b144f6a1eb57479ea53fa190eb05291b17852f79ad0c3b3d79e50ce08
Markdown603fc56d9d1d29e3bc08f9e900836fab4bdad8e8f22ff2ab91f33ca258ee8f3e
PDF
Publication page41eae1b1d58d12cc73a00cdfbed7abf6d1346a21df4bae607089100a9f04ce01
Manifest69d16937d33a34d9b66f5a176028b6caff4d79fa66bdffe30165c9cf6f1ee05f

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
SignatureWx5DdglOHrqdotVdpOy2dgJC3B2z0hhSugYrRBkkqi19d/K5KcuHGxD8JArE/Z1jSwl8K/9hADN72DFYfEOwDA==
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

2026-09-17T09:54:45.657906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084813
observed 41eae1b1d58d12cc73a00cdfbed7abf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.640856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084813/manifest.json
observed 69d16937d33a34d9b66f5a176028b6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.623360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084813/publication.md
observed 603fc56d9d1d29e3bc08f9e900836fab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.605706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084813/publication.txt
observed 624abe8b144f6a1eb57479ea53fa190e...
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.