別れの情景 (1)

Recording by Off Course.

Recording identifiers

ISRC
JPTO08300180
CopyrightID (CopyrightChains transaction hash)
0x4e8e568cdf1d7b0ebaa32d57b4690f340dbfb7194384008b90a9aa889659a4d7
Copyright registration time
2026-06-10T23:29:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:cf3f6d2a32d081d5c0f6a40d32b5e8e4f3b2c747f5d9c73809f889fccd965c3a

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.