Madrigal

Recording by Pedro Aznar.

Recording identifiers

ISRC
ARA431600103
CopyrightID (CopyrightChains transaction hash)
0x7b6b25e6e3d84424706fbd73a2b129e42c7b53791a4bdb54c27d3e1ac985bb8e
Copyright registration time
2026-07-06T10:17:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:d239b3d8754c0519be9dae63adaba5e5f40a63ba1ef01d6b0634357c9515ad83

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.