400 Years

Recording by Don Carlos.

Recording identifiers

ISRC
GBBZV8216365
CopyrightID (CopyrightChains transaction hash)
0x8398d4ead2fc7edb169bc1de283b22a1c3ce03d221c6434b6f6d1ab2e9dd718b
Copyright registration time
2026-06-21T16:06:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:c8b47ef008e68b8cb3b03788c5c135c89d3a31c398cc348bbaa880d71235fa30

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.