ISRC AUXN22307749
Verified recording
AUXN22307749 is “Nocturne in E Flat” by Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa3e69c6d19d712d6a9b5e8acfcfa8bc20b0f0df8ffa491abf2177d5ee1f59e09 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22307749.
Recording identifiers
- ISRC
- AUXN22307749
- Title
- Nocturne in E Flat
- Artist
- Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa3e69c6d19d712d6a9b5e8acfcfa8bc20b0f0df8ffa491abf2177d5ee1f59e09
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:ef09d0f0c98518aed420f402ac7a07b61d0d83d3a40cb611f21811e8919654ee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22307749
- Bitcoin block existence check
- https://blockstream.info/api/block/960111