ISRC US2BR9701133
Verified recording
US2BR9701133 is “Longina” by Oscar D'León,
registered on the CopyrightChains blockchain with CopyrightID
0x10b40843e0f85a19d54d420753f062dc482654f62d519b8ed46a39e12f8b1f8c and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BR9701133.
Recording identifiers
- ISRC
- US2BR9701133
- Title
- Longina
- Artist
- Oscar D'León
- CopyrightID (CopyrightChains transaction hash)
0x10b40843e0f85a19d54d420753f062dc482654f62d519b8ed46a39e12f8b1f8c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6fd1d7ae01f65916b4bae1d33370f2af25387938107688d556b82b9c645d9a97- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BR9701133
- Bitcoin block existence check
- https://blockstream.info/api/block/957118