Butterfly

Recording by Herbie Hancock.

Recording identifiers

ISRC
USPR39402588
CopyrightID (CopyrightChains transaction hash)
0x032a9813fa7ef38fa96e1fbb824664dc37b1ec16f9382f12988ad35d0861e4ce
Copyright registration time
2026-06-18T15:16:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1d05c0f233cf004f45e9da4fdbcf5af358a32ccc0b2437fd9e0d2777e95f4597

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.