Marcha De Las Canicas

Recording by Eugenia Leon.

Recording identifiers

ISRC
MXF019400190
CopyrightID (CopyrightChains transaction hash)
0x2ebf1888ed39b680ef31daf59e2e5d87539c5a2b1f5d94324f35d3324bd027f2
Copyright registration time
2026-07-30T18:07:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:db5026127c75cc569c19ffb090f6c4e27e1b3e8d9fe1a12076c19b053322f029

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.