Ballade for Two Wings

Recording by Enrique Crespo.

Recording identifiers

ISRC
DES381813008
CopyrightID (CopyrightChains transaction hash)
0xe5c910753881b9163c941810d0cf2cc0dd349fc55d90ba95950d499af48645cd
Copyright registration time
2026-07-06T11:05:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T09:18:01Z
Bitcoin block
957020
Canonical record hash
sha256:bd8e1759738547bfb4d43b5d3ec2b5d6f602712f0d05b423117118ca1d56c6e8

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.