Estonian Lullaby

Recording by Arvo Pärt.

Recording identifiers

ISRC
DEB331122507
CopyrightID (CopyrightChains transaction hash)
0x7fb1bb7f3aa8ff7c8d589dac1b1540ffb684af2712de79827613bf5cbdf5e3d2
Copyright registration time
2026-06-06T16:50:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:34384cc7f75f0e11698f41eb07360da08e37117e33ab694aef79f22f558ff25f

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.