ISRC DEN962302040
Verified recording
DEN962302040 is “Variations on a Theme of Paganini (Version for 2 Pianos) - Live” by Witold Lutosławski,
registered on the CopyrightChains blockchain with CopyrightID
0x06055bd70a89dfc59dcb8d6aee55dac42b9853bad6218da4faee398b7a690656 and independently timestamped
in Bitcoin block 960187 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962302040.
Recording identifiers
- ISRC
- DEN962302040
- Title
- Variations on a Theme of Paganini (Version for 2 Pianos) - Live
- Artist
- Witold Lutosławski
- CopyrightID (CopyrightChains transaction hash)
0x06055bd70a89dfc59dcb8d6aee55dac42b9853bad6218da4faee398b7a690656
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:34:28+00:00
- Bitcoin block
- 960187
- Canonical record hash
sha256:7b3dfffc4e4765fd32250577640f95782a8c22591a6316c83ea5476e6b8d3d18- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962302040
- Bitcoin block existence check
- https://blockstream.info/api/block/960187
Full record
Track page: Variations on a Theme of Paganini (Version for 2 Pianos) - Live · Machine-readable JSON-LD