Picnic Suite for Flute, Guitar and Jazz Piano Trio: II. Madrigal

Recording identifiers

ISRC

USSM10009514

Release date of the album this recording appears on

1980

CopyrightID (CopyrightChains transaction hash)

0x80f5a2daebd443a6d9226ef3717a7b81ef9fa413cba8868a0b33d684764163b8

Copyright registration time

2026-06-24T14:46:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:ad7991af1f21b59939f1d26ac4e145dc669f03989b047af1a670a93711d8ebf0

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC USSM10009514

What this proof establishes

This recording was released in 1980, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.