Piano Man

Recording by Billy Joel.

Recording identifiers

ISRC
USSM17300504
CopyrightID (CopyrightChains transaction hash)
0xeb8b478fbe52e41a1f72919fa13556d3a95072c12a46586538afc336d8ab9878
Copyright registration time
2026-06-01T03:13:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:e4b83dfd86f533b7aa82cbb25a741765fb440797d16b928c4126ee496047f471

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.