ISRC GBLWD2300607
Verified recording
GBLWD2300607 is “Piano Concerto No. 25 in C Major, K. 503: III. Allegretto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x98b95f05a0a3d8d0e3c67eea74e1ee1b6e60d13f969123e359eb9a2bf5f434d8 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2300607.
Recording identifiers
- ISRC
- GBLWD2300607
- Title
- Piano Concerto No. 25 in C Major, K. 503: III. Allegretto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x98b95f05a0a3d8d0e3c67eea74e1ee1b6e60d13f969123e359eb9a2bf5f434d8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:f8067bcf08afd77c8a7827dc6998d4837889166072bb770dd68c31cfc30cc480- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2300607
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Piano Concerto No. 25 in C Major, K. 503: III. Allegretto · Machine-readable JSON-LD