Waltz For Life -song for children-

Recording by Uyama Hiroto.

Recording identifiers

ISRC
JPZ921615544
CopyrightID (CopyrightChains transaction hash)
0x3cee76782c40d29b54047244ff5fc7022089dc215242241eb71737b0adb383e1
Copyright registration time
2026-06-08T19:27:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:c8ddc8feec50cb729c276252924cdd1846ee16074e848dc730f853dfc1e290ec

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.