ISRC USA2P2208719
Verified recording
USA2P2208719 is “El RR” by Martin Castillo,
registered on the CopyrightChains blockchain with CopyrightID
0x029e5eb3b62ad2486782e45dcf1592853455cb67d251278f0b1b12708637efa0 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P2208719.
Recording identifiers
- ISRC
- USA2P2208719
- Title
- El RR
- Artist
- Martin Castillo
- CopyrightID (CopyrightChains transaction hash)
0x029e5eb3b62ad2486782e45dcf1592853455cb67d251278f0b1b12708637efa0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:c097b6e2a4efb0f28d47d7cefea1d4d929572d18bf54d1a462d53393713f6f7a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P2208719
- Bitcoin block existence check
- https://blockstream.info/api/block/953520