Porque Me Perdi Unos Dias

Recording by Abelardo Retamoza.

Recording identifiers

ISRC
TCAIR2492680
CopyrightID (CopyrightChains transaction hash)
0xb7a1473dd9c74c2cdf1b69001dbd84c7f51662223c126dbc4fcc229f6a8c6fd7
Copyright registration time
2026-07-30T11:52:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:06:10Z
Bitcoin block
960254
Canonical record hash
sha256:7691cbb972c8eb0ddd3b9d59de75f9020ad9ece27e3b52320d050e1db1005108

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.