ISRC USANA1402705
Verified recording
USANA1402705 is “Etude No. 5 in C Major” by David Popper,
registered on the CopyrightChains blockchain with CopyrightID
0xb4efd9c546edb1220de8a63ba4274d96ecc73f0cf0fd9d4b074e65685b773970 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USANA1402705.
Recording identifiers
- ISRC
- USANA1402705
- Title
- Etude No. 5 in C Major
- Artist
- David Popper
- CopyrightID (CopyrightChains transaction hash)
0xb4efd9c546edb1220de8a63ba4274d96ecc73f0cf0fd9d4b074e65685b773970
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:325f85fa15d1fcf6342848e4a3df786100b5d36dc9f514b3cb03267f0dd53935- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USANA1402705
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Etude No. 5 in C Major · Machine-readable JSON-LD