Barcarolle, Op. 60 in F-sharp

Recording by Frédéric Chopin.

Recording identifiers

ISRC
USBC19705232
CopyrightID (CopyrightChains transaction hash)
0xe9472d93dba171d5cac137d5567cb00b1466e32af6a13907ee85b60a243f6e1e
Copyright registration time
2026-07-06T20:34:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a4f0c69ac3a012cca52b970cdbdc88fbc15997e57d6c0f6d6e657c9a3ed61675

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.