ISRC CZA041945309
Verified recording
CZA041945309 is “Velkoměstský blues - Live” by Ivan Hlas Trio,
registered on the CopyrightChains blockchain with CopyrightID
0x8cdbef6454f24e047145742fb84b528dcc4ac17ffc97f6fb23059a9b006eccf4 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/CZA041945309.
Recording identifiers
- ISRC
- CZA041945309
- Title
- Velkoměstský blues - Live
- Artist
- Ivan Hlas Trio
- CopyrightID (CopyrightChains transaction hash)
0x8cdbef6454f24e047145742fb84b528dcc4ac17ffc97f6fb23059a9b006eccf4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3ed19f061c54231772cae17664118bbd2e97ac5396c91dfb6c3c2a3b2ec12860- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA041945309
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Velkoměstský blues - Live · Machine-readable JSON-LD