Berangere's Nightmare #2

Recording by Herbie Hancock.

Recording identifiers

ISRC
USBN28600063
CopyrightID (CopyrightChains transaction hash)
0x908b4865e4fcdd912c186100358ede4e0710acc21799663e51fe8d6c0f940e15
Copyright registration time
2026-07-07T21:18:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:7546189b6ea2a58ad8c0e152fc069ec5ab3eb635feff91fa3b15f805ecb95843

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.