Production signer U280 card execution

Identity and boundary

Evidence tier

Card execution

Topology

Production signer plus a separately validated U280 shell

Cryptographic subject/source commit

not assigned

Cryptographic source dirty

not assigned

Producing narrative

Read the privacy-sanitized source record
fpga/u280/README.md

Measurements

No measurement is recorded at this pending boundary.

Supported claims

This pending gate supports no claims.

Explicit nonclaims

• xclbin generation
• card correctness
• measured clock or throughput
• host and memory-traffic sufficiency

Tools

No producing tool is recorded at this pending boundary.

Artifacts

No immutable artifact digest is recorded for this boundary.

Next gate

Package and route a provenance-bound shell, program the reserved card, and validate every returned result before measuring throughput.