ISRC USWRG1500700
Verified recording
USWRG1500700 is “First Song” by Gonzalo Rubalcaba,
registered on the CopyrightChains blockchain with CopyrightID
0xa29ee418e40b5835c20e22f09baabb6ab234141bed43b12e729923a5b9dd07bf and independently timestamped
in Bitcoin block 960113 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWRG1500700.
Recording identifiers
- ISRC
- USWRG1500700
- Title
- First Song
- Artist
- Gonzalo Rubalcaba
- CopyrightID (CopyrightChains transaction hash)
0xa29ee418e40b5835c20e22f09baabb6ab234141bed43b12e729923a5b9dd07bf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:38:16+00:00
- Bitcoin block
- 960113
- Canonical record hash
sha256:0f726c6e9958a5e42419b4db42c329c83c90278e90b4f2baa333abdf84fb1ca6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWRG1500700
- Bitcoin block existence check
- https://blockstream.info/api/block/960113