Summa

Recording by Arvo Pärt.

Recording identifiers

ISRC
FROV62027707
CopyrightID (CopyrightChains transaction hash)
0x2d8dc255a13018816c56ee12428d959412baed778ebf13d8dbde821870d1357a

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:e8f055fcb7f7dee439273f8f41194e0b1d9c3e5b50fe710a0184d48621d11929

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.