OpenTechnical

OT-2026-000103058

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pulsed 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-2026-000103058) never changes.

Identity and time

Publication numberOT-2026-000103058 · never reused
Internal UUID01a0aea4-be3d-750b-8d13-00da2cd6317a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103058
StatusPUBLIC

Content hashes

Canonical texte9df08e768973be2482db0c51801e05a8f60684a8acdaa507d6503b0ccba05c0
Markdown904b9aa8a7f8763e175f40136a3dcefe924f89a92e0bd11b89c8e174873dcf7e
PDF
Publication page1baf5d96068de6abc002721b5fa8f09f0f65aa05d2328b1e12a3ab21db498361
Manifest729debacb78fd72750cee9267ccdc8c823e704c38fb04c8106afdb6d886adbc3

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
SignatureDPs+o6DyIi43EgDS/OnFb4SabFbvLzZK2vBVQOVSdM9YSftIl0yGrV9r080mPgjSe0lgLnEobL5aDEkIyomsAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:49.929599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103058
observed 1baf5d96068de6abc002721b5fa8f09f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:49.912946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103058/manifest.json
observed 729debacb78fd72750cee9267ccdc8c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:49.897724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103058/publication.md
observed 904b9aa8a7f8763e175f40136a3dcefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:49.881844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103058/publication.txt
observed e9df08e768973be2482db0c51801e05a...
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.