ISRC GBAYC2200150
Verified recording
GBAYC2200150 is “Karłowicz: 10 Songs, Op. 3: No. 10, Zaczarowana królewna” by Mieczysław Karłowicz,
registered on the CopyrightChains blockchain with CopyrightID
0x2e72830c27a31562caff3c147393b08d7b58f04ada541555d7b7be63df06826c and independently timestamped
in Bitcoin block 960489 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2200150.
Recording identifiers
- ISRC
- GBAYC2200150
- Title
- Karłowicz: 10 Songs, Op. 3: No. 10, Zaczarowana królewna
- Artist
- Mieczysław Karłowicz
- CopyrightID (CopyrightChains transaction hash)
0x2e72830c27a31562caff3c147393b08d7b58f04ada541555d7b7be63df06826c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:40:43+00:00
- Bitcoin block
- 960489
- Canonical record hash
sha256:214fa16a8d9efa5f8fbd153e6cf430db96c7755303988215acb5f88dd662c77b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2200150
- Bitcoin block existence check
- https://blockstream.info/api/block/960489
Full record
Track page: Karłowicz: 10 Songs, Op. 3: No. 10, Zaczarowana królewna · Machine-readable JSON-LD