Fighter

Recording by Christina Aguilera.

Recording identifiers

ISRC
USRC10201072
CopyrightID (CopyrightChains transaction hash)
0xc34c8b10bfce2445aa60590c1c92250d1daeb0d901a2bb8e05276d4ba3e24223
Copyright registration time
2026-06-01T08:29:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:a1e786af38055129806e5b0da400ce9702d71e6c1a12853a8e1ba2d037fb47df

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.