ISRC GBLWD1902603
Verified recording
GBLWD1902603 is “Concerto No. 21, K. 467: Allegro vivace assai” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4026d0627c59ac45bc8a8120410d2256a671a992a7280d867fdfdd47b8ee8742 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1902603.
Recording identifiers
- ISRC
- GBLWD1902603
- Title
- Concerto No. 21, K. 467: Allegro vivace assai
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4026d0627c59ac45bc8a8120410d2256a671a992a7280d867fdfdd47b8ee8742
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c3d33afbabd21915192894ea0e21c6a047efa5952ad5f9596b43086b3db20bdc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1902603
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto No. 21, K. 467: Allegro vivace assai · Machine-readable JSON-LD