Kathy's Song

Recording by Eva Cassidy.

Recording identifiers

ISRC
USA441199107
CopyrightID (CopyrightChains transaction hash)
0xab34679ade69307438296351c6f214b24fc25709c9eec9550ab7c0473a5257fc
Copyright registration time
2026-06-09T13:42:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:624f7d919f70561c1a93284c0600c03db61247df2f0e4cd3d3a16ef257beab32

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.