No Hay Necesidad

Recording by La Sonora Mazurén.

Recording identifiers

ISRC
USCNP2206005
CopyrightID (CopyrightChains transaction hash)
0x138624b8167f6050e280d1da571abd47567b790321a8effaa17c1582d72a69fe
Copyright registration time
2026-07-07T04:53:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6b981caf23ef6a15b0b028075bd308c6228a288a6eff71ef51fa7b9ca83fd8a9

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.