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Recording by C4 Trío.

Recording identifiers

ISRC
QZ2EW2100074
CopyrightID (CopyrightChains transaction hash)
0x387448261d2052a15262848066036c24b29105642af7ede8b9ac21b9f754bd7a
Copyright registration time
2026-07-06T23:21:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9ed53fcd915dec0b282d42de3eab90ad5a02db4635dfa980588d9823c85187cc

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.