Songbird

Recording by Eva Cassidy.

Recording identifiers

ISRC
USA449847006
CopyrightID (CopyrightChains transaction hash)
0xdce9c3346ed4ffccd5fbfe204e61f29f37d3144a8bd3e3acf6696ddba2a33fae
Copyright registration time
2026-06-01T23:14:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:29138b8a4a2cf5a78afd708b8ad991fc97561b51e7c4f4c37af526e64a4134d2

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.