ISRC SEWDL0777414
Verified recording
SEWDL0777414 is “L'Estro Armonico, Op. 3 - Concerto No. 6 in A Minor for Violin and Strings, RV 356: II. Largo” by Bohuslav Matousek,
registered on the CopyrightChains blockchain with CopyrightID
0x9079b050798f7591f95b2260d74876922aad12817869636af9221f3ebfa9b3c6 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0777414.
Recording identifiers
- ISRC
- SEWDL0777414
- Title
- L'Estro Armonico, Op. 3 - Concerto No. 6 in A Minor for Violin and Strings, RV 356: II. Largo
- Artist
- Bohuslav Matousek
- CopyrightID (CopyrightChains transaction hash)
0x9079b050798f7591f95b2260d74876922aad12817869636af9221f3ebfa9b3c6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:4c84b27b3e97e5705256306faf057721c0fcbf27545e2f24ac93ad6919055ce4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0777414
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: L'Estro Armonico, Op. 3 - Concerto No. 6 in A Minor for Violin and Strings, RV 356: II. Largo · Machine-readable JSON-LD