ISRC ITUM71801261
Verified recording
ITUM71801261 is “Piano Sonata No. 13 in B flat, K.333: 2. Andante cantabile” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x6115832a1ba61685a0c1a9c8677e8f0e73323f2f4a13e6f539c4a7947751139c and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM71801261.
Recording identifiers
- ISRC
- ITUM71801261
- Title
- Piano Sonata No. 13 in B flat, K.333: 2. Andante cantabile
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x6115832a1ba61685a0c1a9c8677e8f0e73323f2f4a13e6f539c4a7947751139c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:4cf1d9ecaa446b40b68684dfb4eeded1a0a983abe72e151a27d765c3507717e0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITUM71801261
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Piano Sonata No. 13 in B flat, K.333: 2. Andante cantabile · Machine-readable JSON-LD