What A Wonderful World

Recording by Eva Cassidy.

Recording identifiers

ISRC
USA440482001
CopyrightID (CopyrightChains transaction hash)
0x9f6e8e7a6e82ac67683665aeb30cee28628c1eaf844f2171f2af7c54ddc48bfa
Copyright registration time
2026-06-04T07:04:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a60227632b1391a4bc7c58c8ba73ee78bf9b503d3286b22997c3ca220b965310

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.