Folk Song #1

Recording by Eric Legnini Trio.

Recording identifiers

ISRC
JPB520900141
CopyrightID (CopyrightChains transaction hash)
0x4afa3afa82ef53a5da99557040135e031fd63037dbee3c50af6e96798c10794b
Copyright registration time
2026-06-10T08:19:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4d41ceee523948b4d9804ed6837362b9bf6d79db6b411b10e48a2ffadeea873d

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.