Margherita

Recording identifiers

ISRC

NLSU31700030

CopyrightID (CopyrightChains transaction hash)

0x890607625e3f4d29c33e4441fa63ad92fdf52955101c295d954254e819ff71c9

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T22:48:59Z

Bitcoin block

960160

Canonical record hash

sha256:d034a3e01e4895eeb35e4240572059a9c3804bc424f8dbed42014266a86d314b

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.