Symphony No. 3: First Movement

Recording by Arvo Pärt.

Recording identifiers

ISRC
HKI190014006
CopyrightID (CopyrightChains transaction hash)
0xba5128a8054f6097b5b683f081861f08602063be03fc7d3accc6a4972acc388c
Copyright registration time
2026-07-07T08:23:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c48e866833269fc83406c5bca6ae3ea2c9ad9458875a4be4c49268c932688433

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.