Festina Lente

Recording by Arvo Pärt.

Recording identifiers

ISRC
DEB339043002
CopyrightID (CopyrightChains transaction hash)
0x353dfc8d49dc8764d748101ba6dc464a8fa1125af142bfb638abb9676101dc45
Copyright registration time
2026-06-08T11:34:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:319c6804cd96108dc45f99e6ff780ecfa62c95db09db18e53b0f1d86d20afe50

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.