ISRC MXD781901834
Verified recording
MXD781901834 is “Castillos en el Aire” by Alberto Cortez,
registered on the CopyrightChains blockchain with CopyrightID
0x448988c31cc06b4aec853c6bb463502def6f4f53223311cb5aa22382fcff3fa3 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXD781901834.
Recording identifiers
- ISRC
- MXD781901834
- Title
- Castillos en el Aire
- Artist
- Alberto Cortez
- CopyrightID (CopyrightChains transaction hash)
0x448988c31cc06b4aec853c6bb463502def6f4f53223311cb5aa22382fcff3fa3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:e0afaef4cd800767412b0a3990e0323e6b7d4f134f5039811c19b50d4c9d7d2d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXD781901834
- Bitcoin block existence check
- https://blockstream.info/api/block/960203