ISRC GBUM72402518
Verified recording
GBUM72402518 is “Piano Sonata No. 13 in B-Flat Major, K. 333: III. Allegretto grazioso - Excerpt” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xa2ae3440be0e6ae0ea6e674fd191ede56a91f9bb5cd92d85d6787c819c75c6c2 and independently timestamped
in Bitcoin block 959109 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72402518.
Recording identifiers
- ISRC
- GBUM72402518
- Title
- Piano Sonata No. 13 in B-Flat Major, K. 333: III. Allegretto grazioso - Excerpt
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xa2ae3440be0e6ae0ea6e674fd191ede56a91f9bb5cd92d85d6787c819c75c6c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T07:21:40+00:00
- Bitcoin block
- 959109
- Canonical record hash
sha256:10aeaea1d49f28307d6f4f452e92ecca7b66385e3335945b822464c892c8f4ea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72402518
- Bitcoin block existence check
- https://blockstream.info/api/block/959109
Full record
Track page: Piano Sonata No. 13 in B-Flat Major, K. 333: III. Allegretto grazioso - Excerpt · Machine-readable JSON-LD