ISRC HKI192233020
Verified recording
HKI192233020 is “Greeting Cards, Op. 170: No. 48, Canzone calabrese on the Name of Ernest Calabria” by Mario Castelnuovo-Tedesco,
registered on the CopyrightChains blockchain with CopyrightID
0xf2770901fe9616c376796c391e4eeb939a7941353e859cfa34262a5c141fd9ac and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192233020.
Recording identifiers
- ISRC
- HKI192233020
- Title
- Greeting Cards, Op. 170: No. 48, Canzone calabrese on the Name of Ernest Calabria
- Artist
- Mario Castelnuovo-Tedesco
- CopyrightID (CopyrightChains transaction hash)
0xf2770901fe9616c376796c391e4eeb939a7941353e859cfa34262a5c141fd9ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:d832e179e2d8e86b519467458dc5d44aaf27ed50eb1119b1efa9b20bf51fe12c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192233020
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Greeting Cards, Op. 170: No. 48, Canzone calabrese on the Name of Ernest Calabria · Machine-readable JSON-LD