OpenTechnical

OT-2026-000066668

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000066668) never changes.

Identity and time

Publication numberOT-2026-000066668 · never reused
Internal UUID01a0ae8e-ce42-7dd9-aca8-9ec541de26b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066668
StatusPUBLIC

Content hashes

Canonical text6235f49b3e4652e2573738da3ae3addec4edf24a058ff2b31a1e8b5e128f3a72
Markdown17874b41d8052af5314d6d91865a5d72d8bdc6399ff3b1bf6c73e337a36fd73f
PDF
Publication page925c301bda3d9fb5fcb00059b13a7d9c403244bf03912530a8d43f0439063848
Manifeste2fb29a96c4ea5f189a66cacb893da8d6ec87e73d4aa9a157e5e16ee25911a2c

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
SignaturecRcpdcsjwhysOUYgvoG2nE9iprNuz+2RVyicloRHUe2danKQxu2n6hMSWlhFz11jq3rsGCTJOiZ0IM7xNIcDDA==
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

2026-09-17T10:33:03.471422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066668
observed 925c301bda3d9fb5fcb00059b13a7d9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.453757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066668/manifest.json
observed e2fb29a96c4ea5f189a66cacb893da8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.434971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066668/publication.md
observed 17874b41d8052af5314d6d91865a5d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.417036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066668/publication.txt
observed 6235f49b3e4652e2573738da3ae3adde...
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.