A Puro Dolor

Recording by Combinacion De La Habana.

Recording identifiers

ISRC
ES71G2321650
CopyrightID (CopyrightChains transaction hash)
0x7fd2c3f9d2fc5dbfb05f70e2a1ca70631f02834059b1502aab816a26d5d82f8e
Copyright registration time
2026-06-09T06:44:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8c8daef99cbb1699991e468b2d64df4205ed7b1bcb4f328be6835516e1957baa

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.