Por Siempre Tú

Recording by Christina Aguilera.

Recording identifiers

ISRC
USRC10000570
CopyrightID (CopyrightChains transaction hash)
0xc4dadee34a7ff3c65a96de9a2cd74f0fae2df8c3233c300ef151cad4b8a2d92b
Copyright registration time
2026-06-04T10:46:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:60e5f902fe25ec1eab05069ac6e6823d4405e6e15dfe0a5a7c86d88a2a4d7441

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.