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Recording by Los 4.

Recording identifiers

ISRC
QZEZZ1900599
CopyrightID (CopyrightChains transaction hash)
0x2fff7975450a219f6ff87cef40923ba7caff0aa392ea070ce12c90204cc591a4
Copyright registration time
2026-06-20T18:51:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cfe5067f768b357acd1947d0f4eb9e7e00955f3c7e7e588230f587059cbf762b

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.