ISRC FRZ202100140
Verified recording
FRZ202100140 is “Duport: Cello Concerto No. 5 in D Major: III. Rondeau (Cadenza by Lodéon)” by Jean-Louis Duport,
registered on the CopyrightChains blockchain with CopyrightID
0x921c8134537861f49c854040da93a4386216abc1e8b235d5cfde860d5027474b and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202100140.
Recording identifiers
- ISRC
- FRZ202100140
- Title
- Duport: Cello Concerto No. 5 in D Major: III. Rondeau (Cadenza by Lodéon)
- Artist
- Jean-Louis Duport
- CopyrightID (CopyrightChains transaction hash)
0x921c8134537861f49c854040da93a4386216abc1e8b235d5cfde860d5027474b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:367caedc6ca27d42ee87f0c1d7e7cf2ee36aeb2e9fee7e4434f3b2a5f1c5aeae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202100140
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Duport: Cello Concerto No. 5 in D Major: III. Rondeau (Cadenza by Lodéon) · Machine-readable JSON-LD