Le bal masque

Recording by Gretchen.

Recording identifiers

ISRC
BREMI8501000
CopyrightID (CopyrightChains transaction hash)
0x43f8d705fa714baefc78f169b443d750516a94b9117b83360e5765f3b588ceff
Copyright registration time
2026-07-07T10:50:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:72d4dea4b3a948a66a123218667309e2e231580eb5e4b3701a12251d21f12a4c

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.