ISRC DEF056802950
Verified recording
DEF056802950 is “8 Humoresques, Op. 101, B. 187: No. 7, Poco Lento e grazioso (Arr. Kreisler for Violin and Piano)” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xefbd024dba4d07d496e5b6c860adb576835d3fa5329f59af17fdb043ef9fd24e and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802950.
Recording identifiers
- ISRC
- DEF056802950
- Title
- 8 Humoresques, Op. 101, B. 187: No. 7, Poco Lento e grazioso (Arr. Kreisler for Violin and Piano)
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xefbd024dba4d07d496e5b6c860adb576835d3fa5329f59af17fdb043ef9fd24e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:5772a87e44842ea3e3a70f1f2f8049081dfa13da74d0ec0b2070cb2f25a9d034- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056802950
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: 8 Humoresques, Op. 101, B. 187: No. 7, Poco Lento e grazioso (Arr. Kreisler for Violin and Piano) · Machine-readable JSON-LD