ISRC FRZ149510150
Verified recording
FRZ149510150 is “Stabat Mater, RV 621: III. O quam tristis” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x7fa8185929214b7170f6b165164811e87c0558c671b96e37365b1f5a7969af0b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149510150.
Recording identifiers
- ISRC
- FRZ149510150
- Title
- Stabat Mater, RV 621: III. O quam tristis
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x7fa8185929214b7170f6b165164811e87c0558c671b96e37365b1f5a7969af0b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:f75dc292bfe139014671c92e0376d1b21870b5e43af52011c41a5a284488e70a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149510150
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Stabat Mater, RV 621: III. O quam tristis · Machine-readable JSON-LD