ISRC QMZ621700330
Verified recording
QMZ621700330 is “Puszta: Four Gipsy Dances: II. -” by Jan van der Roost,
registered on the CopyrightChains blockchain with CopyrightID
0x8b4a2396fc59ca9e6ff3ee19b957bc26f21c369d666e3cf87d94ebeaf210da01 and independently timestamped
in Bitcoin block 960198 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMZ621700330.
Recording identifiers
- ISRC
- QMZ621700330
- Title
- Puszta: Four Gipsy Dances: II. -
- Artist
- Jan van der Roost
- CopyrightID (CopyrightChains transaction hash)
0x8b4a2396fc59ca9e6ff3ee19b957bc26f21c369d666e3cf87d94ebeaf210da01
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:21:55+00:00
- Bitcoin block
- 960198
- Canonical record hash
sha256:679b31728d7477e4f0411f23e8ba5d6b279195b6a75fef502cf9e8d3e395eb52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMZ621700330
- Bitcoin block existence check
- https://blockstream.info/api/block/960198
Full record
Track page: Puszta: Four Gipsy Dances: II. - · Machine-readable JSON-LD