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Recording by Arvo Pärt.

Recording identifiers

ISRC
USA561082473
CopyrightID (CopyrightChains transaction hash)
0xc780ca8fb6d9df6b1b8ffd4dc4562e2493557d113a135a6454c658486bde2375
Copyright registration time
2026-07-31T11:28:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:e9c0671fab7db51d2f133c29a6de75baab9bee1d7a90be9f9fcdd4334baa63ce

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.