ISRC SE68K2300343
Verified recording
SE68K2300343 is “Tonight, Tonight - String Quartet Version” by Zymphonica,
registered on the CopyrightChains blockchain with CopyrightID
0x34950dc1fa983e0b862b1289fa2d3fd9aaeceeff3bacf28ba9a18ac03e7c7d2e and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE68K2300343.
Recording identifiers
- ISRC
- SE68K2300343
- Title
- Tonight, Tonight - String Quartet Version
- Artist
- Zymphonica
- CopyrightID (CopyrightChains transaction hash)
0x34950dc1fa983e0b862b1289fa2d3fd9aaeceeff3bacf28ba9a18ac03e7c7d2e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:6f06d014c6e847ffec989b2a4597b940ad9daa5c1f2de521290b4086cc073b14- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE68K2300343
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Tonight, Tonight - String Quartet Version · Machine-readable JSON-LD