Ballet Scenes, Lullaby

Recording by André Mathieu.

Recording identifiers

ISRC
CALC40800143
CopyrightID (CopyrightChains transaction hash)
0x144dfb09f3cbf4dc9cd4a29ac75032baa0dbf5a311e5362e34cba8bbe2c5f8db
Copyright registration time
2026-07-07T14:48:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:e2987af9e0d130a1dfb34c4269588c9bf117abccf84fcc16db72c23ef3059b91

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.