Violin Concerto No. 2: Part 4

Recording by Anders Hillborg.

Recording identifiers

ISRC
DEE862401066
CopyrightID (CopyrightChains transaction hash)
0x88a34ef86375ef7630435959fb7e3f2d36700797cbed0a54d491e971fdff7813
Copyright registration time
2026-07-07T13:46:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:67897ca500ce2f7d89249a3bb83535857768ea73021dd756d8f26be66a1a6094

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.