Voices of the Chord

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE302100513
CopyrightID (CopyrightChains transaction hash)
0x2ec042ca37e13017ba5df05d95cae312974056fc22857ff290fcb9261bb4b7a0
Copyright registration time
2026-06-04T06:07:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:ff6c1b6a436646c49f48905306b92acc7d4015273c6e1e856ac7f2da1bd1a46d

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.