Zwei Beter

Recording by Arvo Pärt.

Recording identifiers

ISRC
GBAJY1405607
CopyrightID (CopyrightChains transaction hash)
0x1a49e352f9a6b01de7c1464e804c1734c5c0a859815ad5efd4645ee31d23aefe
Copyright registration time
2026-07-30T13:22:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:7768ccd114bd8bf331c7de41e1dc52710b94111614fa1f594057059152a5452f

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.