ISRC GBAYC9300228
Verified recording
GBAYC9300228 is “Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7b52fe58a4b1e807ce388d3ff9d60792f7e159d262931b9542b84a7ac818e94e and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9300228.
Recording identifiers
- ISRC
- GBAYC9300228
- Title
- Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7b52fe58a4b1e807ce388d3ff9d60792f7e159d262931b9542b84a7ac818e94e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:7f8c1cdf0f1f07ce8daf219f1a7330ed4f17f28a8c1e82839e34561d598fe3c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9300228
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile · Machine-readable JSON-LD