ISRC ITBZ81900821
Verified recording
ITBZ81900821 is “32 Variations in C Minor, WoO 80: Vars. 24-25” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x5312c60baebd208e06ba0be1dae0af7cc8a8ea32cd0538ec2a6b765480d44c98 and independently timestamped
in Bitcoin block 959123 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ81900821.
Recording identifiers
- ISRC
- ITBZ81900821
- Title
- 32 Variations in C Minor, WoO 80: Vars. 24-25
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x5312c60baebd208e06ba0be1dae0af7cc8a8ea32cd0538ec2a6b765480d44c98
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T11:35:32+00:00
- Bitcoin block
- 959123
- Canonical record hash
sha256:17480da8fb9b2eeb4c2704311d0872e211f5e2d459422efe263d1a693ec4611e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ81900821
- Bitcoin block existence check
- https://blockstream.info/api/block/959123
Full record
Track page: 32 Variations in C Minor, WoO 80: Vars. 24-25 · Machine-readable JSON-LD