愛の唄

Recording by Off Course.

Recording identifiers

ISRC
JPTO08300340
CopyrightID (CopyrightChains transaction hash)
0x520a3e330f04403f03fe1a0202f272adcc7dc6f1da50882079b1a9cbc33acf39
Copyright registration time
2026-06-11T20:57:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:b3f453b8de0280088240949c76787493e062c8d13366dcd7dfd3e51c49083fe3

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.