Courante

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
USY280763912
CopyrightID (CopyrightChains transaction hash)
0x21aa5fb06609360cea27ebc238c4b0fb16f0949c95d31d93b4d8bd9a2e7cb7a1
Copyright registration time
2026-07-31T17:30:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:1c5ec1d93a703b4e1abeb74517834b217bb7558294a634518c5a54771ae1d6d4

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.