Por una cabeza

Recording by Carlos Gardel.

Recording identifiers

ISRC
DEN961201100
CopyrightID (CopyrightChains transaction hash)
0x8d8200c7de7588a9fb78016473fffb3d0c88a7d0eed6c6c4d50f2e34ad4defd1
Copyright registration time
2026-06-22T08:28:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:60cf07d227d2b667ede1e36f934b3c31d144704781fd6f915a186e109e08265f

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.