Tuve Que Dejarla Ir

Recording by Razgo Norteño De Efrain Rubio.

Recording identifiers

ISRC
US9CY1300711
CopyrightID (CopyrightChains transaction hash)
0xb14b771ebcf9e551d1e1cc9f00eda186923d39a63b7f5d90e6df71abbb9dbb30
Copyright registration time
2026-07-07T21:17:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:012b4e38edaba5f68f671437985a6b1290c675d25f1abb0d3d4957fd822711de

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.