Fratres - Version for Violin, Strings and Percussion

Recording by Arvo Pärt.

Recording identifiers

ISRC
FRZ131511060
CopyrightID (CopyrightChains transaction hash)
0x77065da5b97dc5b5f52a0ba8aca3ca833489a4394344d4777ce9c1d72c4a7e79
Copyright registration time
2026-06-25T20:36:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d9c866295cba89377d33ada8add2b214fd0adf6e9749143e4fe4dd82070253e8

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.