悦びに咲く花

Recording by ACO.

Recording identifiers

ISRC
JPJ901314230
CopyrightID (CopyrightChains transaction hash)
0x0bad418d809f076528f614ffa64955f0128d95763f06e964a697ea3197075ed4
Copyright registration time
2026-06-10T21:56:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8eb6d8914aeb8bfee7c7ef224094e38f82ad9313e59e7ca3ba0d5cc6475b335c

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.