ISRC BK4DA2321253
Verified recording
BK4DA2321253 is “Jefe” by John C,
registered on the CopyrightChains blockchain with CopyrightID
0xf34499a7dd50b7012a8189cd3e5c0b75c2727ec69a7faddab1f07ab48f504a44 and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2321253.
Recording identifiers
- ISRC
- BK4DA2321253
- Title
- Jefe
- Artist
- John C
- CopyrightID (CopyrightChains transaction hash)
0xf34499a7dd50b7012a8189cd3e5c0b75c2727ec69a7faddab1f07ab48f504a44
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:1369eee0337a25b7db1620c398ac1420e29824aed5a7f73c3d2531fc773b3291- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2321253
- Bitcoin block existence check
- https://blockstream.info/api/block/960164