ISRC USUMC0000216
Verified recording
USUMC0000216 is “Bachianas Brasileiras No. 4: Preludio” by Heitor Villa-Lobos,
registered on the CopyrightChains blockchain with CopyrightID
0x2675a1d8631ad071a70ac732d8cd31f5ec5e8f63758e40e63933ff9bb856e7c5 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUMC0000216.
Recording identifiers
- ISRC
- USUMC0000216
- Title
- Bachianas Brasileiras No. 4: Preludio
- Artist
- Heitor Villa-Lobos
- CopyrightID (CopyrightChains transaction hash)
0x2675a1d8631ad071a70ac732d8cd31f5ec5e8f63758e40e63933ff9bb856e7c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:2d1c66648a0b3edc1efb522863e1e32ad36483f00512b435c837ba4eae9db68f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUMC0000216
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Bachianas Brasileiras No. 4: Preludio · Machine-readable JSON-LD