NCA

Recording by Ryan Castro.

Recording identifiers

ISRC
COSO12400066
CopyrightID (CopyrightChains transaction hash)
0xa75a2224a19f53dcc0daf64a974c60d317ec91b1e49b86c57d32556b56e20af5
Copyright registration time
2026-06-04T16:33:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b29f5ef7b076d7e495a482aa442199e16d87e76891b1d94dc002641d498595fd

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.