ISRC QM6MZ1459206
Verified recording
QM6MZ1459206 is “Concerto for 2 Cellos in G Minor, RV 531: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x71f98167c4afb306ee066808aa18dfb7b9cffd1f03007bd4d17e58e30c68c68a and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1459206.
Recording identifiers
- ISRC
- QM6MZ1459206
- Title
- Concerto for 2 Cellos in G Minor, RV 531: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x71f98167c4afb306ee066808aa18dfb7b9cffd1f03007bd4d17e58e30c68c68a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:c8d8a8f79050e9ce2aa1dacbb6756a41bc2a7f4ca70d847dc4cf60e604024d64- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1459206
- Bitcoin block existence check
- https://blockstream.info/api/block/960250
Full record
Track page: Concerto for 2 Cellos in G Minor, RV 531: II. Largo · Machine-readable JSON-LD