Pärt: Summa for Chorus

Recording by Arvo Pärt.

Recording identifiers

ISRC
GBAYD9500245
CopyrightID (CopyrightChains transaction hash)
0x725bd8afaca5a8925d5b37ce2f47a10921b9871f6912d8d56ee42b366ea634bb
Copyright registration time
2026-06-21T03:54:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:94bd5f1fb80fa6ed546fe722e248511566062e3ef52adc267eda6936a747049c

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.