Sing My Song!

Recording by Masaru Yokoyama.

Recording identifiers

ISRC
JPKI02410357
CopyrightID (CopyrightChains transaction hash)
0x641220ae5b9a98d3afd8ca6b22dcc2939a49601556c3d32387cce3fc0b250874
Copyright registration time
2026-07-06T09:36:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:3fabae892c5157d48e6fdba27afb8ca5f2c5171f6ad05673ceb400672f7a3a01

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.