Abba (Nunca Falla)

Recording by Toma Tu Lugar.

Recording identifiers

ISRC
COA2N1900037
CopyrightID (CopyrightChains transaction hash)
0xab245a239cf02a0e0dda92eac66baff7ffd89c49cab60ee6e22eea6ee8a857ca
Copyright registration time
2026-06-04T07:51:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:586115de6be10c16fc8eabeff69f2d94785573e530679c56b8ed250d6e161f03

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.