珍重

Recording by 北原山貓.

Recording identifiers

ISRC
TWAN70070043
CopyrightID (CopyrightChains transaction hash)
0xf4ae2a0edd2b8e51c7f6fdde7dbf32e981d168f57e7ed2a50675a99e666479ae
Copyright registration time
2026-07-07T01:00:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6c1bbda7474dc0a2c3a58713bba85209e1b82ff87182c341b4af1d485e7f92b8

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.