ISRC USCGH1738261
Verified recording
USCGH1738261 is “Soneto Póstumo” by Charly Efe,
registered on the CopyrightChains blockchain with CopyrightID
0x708e5b812fa01828bde5d0364f958fbc6ff8d8c3a670eea8969bcfe6002ae47a and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGH1738261.
Recording identifiers
- ISRC
- USCGH1738261
- Title
- Soneto Póstumo
- Artist
- Charly Efe
- CopyrightID (CopyrightChains transaction hash)
0x708e5b812fa01828bde5d0364f958fbc6ff8d8c3a670eea8969bcfe6002ae47a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:15bc31faaa0076dc18992f45fe2f929034a6f6b1c7e474d785ee77213bcd2b69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGH1738261
- Bitcoin block existence check
- https://blockstream.info/api/block/960258