El Viejo Son

Recording by Bocafloja.

Recording identifiers

ISRC
USHM80972855
CopyrightID (CopyrightChains transaction hash)
0x741083a255bf38bb83a0aa75a9aece800cf786f3cc5619660619a9e30231f913
Copyright registration time
2026-07-22T17:53:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T18:47:29Z
Bitcoin block
959163
Canonical record hash
sha256:f94fdb9b8a0c608507383743ef99a97eccfb1a7600d4d4852580a5c209e57d08

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.