ISRC DEF056904231
Verified recording
DEF056904231 is “Serenade For Strings In E Major, Op. 22, B.52: 2. Tempo di valse” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xfb315791dc08ccedd102486adcaa3ed7df433f2cb3209424bbbbc7527c7985bb and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056904231.
Recording identifiers
- ISRC
- DEF056904231
- Title
- Serenade For Strings In E Major, Op. 22, B.52: 2. Tempo di valse
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xfb315791dc08ccedd102486adcaa3ed7df433f2cb3209424bbbbc7527c7985bb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c1eefed718da416c35301c42ee28dfada35a2ae0d2ff0094d71f25424d232cce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056904231
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Serenade For Strings In E Major, Op. 22, B.52: 2. Tempo di valse · Machine-readable JSON-LD