Cello Concerto No. 3 in D Minor: IV. Allegro

Recording identifiers

ISRC

CAJ720012617

CopyrightID (CopyrightChains transaction hash)

0x4edb7362f60aa75e0ddae9d38f7ffa03e0e63cd17b67fec22f90da38d24e885b

Copyright registration time

2026-07-31T13:06:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T13:26:30Z

Bitcoin block

960407

Canonical record hash

sha256:e924f2528acc81e5752248df3b47d591d7a5cc9eba119c43386e5191f825ed2e

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.