ISRC USRDG0218010
Verified recording
USRDG0218010 is “Concierto para Piano No. 9, "Jeunehomme" en Mi Bemol Mayor, KV 271” by Petr Maceček,
registered on the CopyrightChains blockchain with CopyrightID
0x53382dfd9f1cda5a2e327f852fa144aec3c1661b313356f0e10dfe52d4ad80fc 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/USRDG0218010.
Recording identifiers
- ISRC
- USRDG0218010
- Title
- Concierto para Piano No. 9, "Jeunehomme" en Mi Bemol Mayor, KV 271
- Artist
- Petr Maceček
- CopyrightID (CopyrightChains transaction hash)
0x53382dfd9f1cda5a2e327f852fa144aec3c1661b313356f0e10dfe52d4ad80fc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1e6778c419a054e2f6c70d17819dbdc8836d27e6955ecaf05f377a6ee74bb2d3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRDG0218010
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concierto para Piano No. 9, "Jeunehomme" en Mi Bemol Mayor, KV 271 · Machine-readable JSON-LD