The Killer's Song - The Killer's Song Extended

Recording by Carolina Marquez.

Recording identifiers

ISRC
ITA810400225
CopyrightID (CopyrightChains transaction hash)
0x6549447b69d364190512a220162b39a260f068509c63c386626866e5865a5b8e
Copyright registration time
2026-06-06T11:12:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c57630b9b941f31f7a45af3ec2c819fccc7f30d0dadb3395f9c1c19e1433160c

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.