Blood for Blood

Recording by 祖堅 正慶.

Recording identifiers

ISRC
JPA841500391
CopyrightID (CopyrightChains transaction hash)
0xf3bbe9706010f2a61a479e12ca8eab079768ef4a9e42a9271f2a6f42e8f91a7d
Copyright registration time
2026-06-25T18:18:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:bfff594a1c7c8f0f7d8c9812d9ee1561186e0c344d6cc1cda470c4a9e10ba613

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.