ISRC FRZ141109170
Verified recording
FRZ141109170 is “The Bartered Bride: ACT II, Mařenka Známť já jednu dívčinu” by Bedřich Smetana,
registered on the CopyrightChains blockchain with CopyrightID
0xcbecff0ddcdeb3bb7019825c1ff5230a7e06bee0eb8376530de2afef5dbd5a9c and independently timestamped
in Bitcoin block 960183 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141109170.
Recording identifiers
- ISRC
- FRZ141109170
- Title
- The Bartered Bride: ACT II, Mařenka Známť já jednu dívčinu
- Artist
- Bedřich Smetana
- CopyrightID (CopyrightChains transaction hash)
0xcbecff0ddcdeb3bb7019825c1ff5230a7e06bee0eb8376530de2afef5dbd5a9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:10:20+00:00
- Bitcoin block
- 960183
- Canonical record hash
sha256:3209329d4e0cabe724ff8ea93b1bb62ab1f169ae7b2ff95ca8d4cd8ddde880db- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141109170
- Bitcoin block existence check
- https://blockstream.info/api/block/960183
Full record
Track page: The Bartered Bride: ACT II, Mařenka Známť já jednu dívčinu · Machine-readable JSON-LD