ISRC ESA011751822
Verified recording
ESA011751822 is “La Propuesta” by Efrain Toledo y Sus Calentanos,
registered on the CopyrightChains blockchain with CopyrightID
0x25a86a6152f1ff9a4ef6403ccce5bd9488f7a06cbde2371d7a9826aeb299241b and independently timestamped
in Bitcoin block 957050 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA011751822.
Recording identifiers
- ISRC
- ESA011751822
- Title
- La Propuesta
- Artist
- Efrain Toledo y Sus Calentanos
- CopyrightID (CopyrightChains transaction hash)
0x25a86a6152f1ff9a4ef6403ccce5bd9488f7a06cbde2371d7a9826aeb299241b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:41:13+00:00
- Bitcoin block
- 957050
- Canonical record hash
sha256:97a0e512e4054da6576e077629c4937cef29c36205c8691e6a5ae89e326f325d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA011751822
- Bitcoin block existence check
- https://blockstream.info/api/block/957050