ISRC ESA011538995
Verified recording
ESA011538995 is “A Quién” by Alex Ortuño,
registered on the CopyrightChains blockchain with CopyrightID
0xc4bc4ec803747fa6f214870e2ba38a2466b8630f84c9f16312a645645e5bd685 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA011538995.
Recording identifiers
- ISRC
- ESA011538995
- Title
- A Quién
- Artist
- Alex Ortuño
- CopyrightID (CopyrightChains transaction hash)
0xc4bc4ec803747fa6f214870e2ba38a2466b8630f84c9f16312a645645e5bd685
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:ee473600206ec7ff11f04179b29e82875e8e80ea9882e2aab1a4e79ba1e951e1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA011538995
- Bitcoin block existence check
- https://blockstream.info/api/block/960138