ISRC US3Z40408263
Verified recording
US3Z40408263 is “Sí Pero No” by Luisito Ayala Y La Puerto Rican Power,
registered on the CopyrightChains blockchain with CopyrightID
0xf403863693235f5c35fb3fe1ac8fbda78f8ef93f117e857f4a31662564758044 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3Z40408263.
Recording identifiers
- ISRC
- US3Z40408263
- Title
- Sí Pero No
- Artist
- Luisito Ayala Y La Puerto Rican Power
- CopyrightID (CopyrightChains transaction hash)
0xf403863693235f5c35fb3fe1ac8fbda78f8ef93f117e857f4a31662564758044
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:319d1c6e8a4517972372fb3f8136da3a5c9b78cb2c57a0fa316e2a1e8178e0a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3Z40408263
- Bitcoin block existence check
- https://blockstream.info/api/block/956889