La Abuelita de Kundera

Recording by Joan Manuel Serrat.

Recording identifiers

ISRC
ES5029400490
CopyrightID (CopyrightChains transaction hash)
0xdda20fdd75dfc9dfad1d21e07a3705e5bc05404d4cb0fd395a8626d5eb972a59
Copyright registration time
2026-06-25T22:26:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0e4ac7bf7c93533bf5bf57104ee848fdf9c9b01dba5ff7ee15c077bcd1d48202

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.