ISRC USC4R0303200
Verified recording
USC4R0303200 is “What Child Is This - Instrumental” by Poncho Sanchez,
registered on the CopyrightChains blockchain with CopyrightID
0x925e7c24f2c97b6863974536eb21116195d815887088ee51c2f69c2f2723b1b0 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R0303200.
Recording identifiers
- ISRC
- USC4R0303200
- Title
- What Child Is This - Instrumental
- Artist
- Poncho Sanchez
- CopyrightID (CopyrightChains transaction hash)
0x925e7c24f2c97b6863974536eb21116195d815887088ee51c2f69c2f2723b1b0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:380f87733553a0ae53b9dbb24bb5dd75027d4facafdcb57943736f0cdf2d3cae- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R0303200
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: What Child Is This - Instrumental · Machine-readable JSON-LD