Fratres for Strings and Percussion

Recording by Arvo Pärt.

Recording identifiers

ISRC
NLY332104033
CopyrightID (CopyrightChains transaction hash)
0x50283467f7d82287a82abd092bd801bc7b62e59b02f6699a8ced27ae8a7b7f8c
Copyright registration time
2026-07-07T13:33:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:cee27f40197671fc6238c9914da23d33512eba92f12a45b8fd1317bd1147e657

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.