Summa

Recording by Arvo Pärt.

Recording identifiers

ISRC
GBAJY1405609
CopyrightID (CopyrightChains transaction hash)
0x2cac64afa237950a82dedd2115802f2b59889695aba79eac8ef9de8eb0a2357e
Copyright registration time
2026-07-30T12:35:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:45:34Z
Bitcoin block
960258
Canonical record hash
sha256:d38cd838dc4c7234da3e3ce18864f6bb6e708e52482325a06a8d3ae31008b77b

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.