ISRC USUL10201235
Verified recording
USUL10201235 is “Por Qué Sera?” by Oscar D'León,
registered on the CopyrightChains blockchain with CopyrightID
0x9990cf2f6e4ccbf0ed3ba6ec58ce92e33a55cfc5a161ececeee08f72fb022fe6 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUL10201235.
Recording identifiers
- ISRC
- USUL10201235
- Title
- Por Qué Sera?
- Artist
- Oscar D'León
- CopyrightID (CopyrightChains transaction hash)
0x9990cf2f6e4ccbf0ed3ba6ec58ce92e33a55cfc5a161ececeee08f72fb022fe6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:d7134f09a840e33b328ee9ad36d6480424dd945e7976fe3405c4f450ddddcc34- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUL10201235
- Bitcoin block existence check
- https://blockstream.info/api/block/960397