ISRC QM4TX2330199
Verified recording
QM4TX2330199 is “Big League” by Sizzla,
registered on the CopyrightChains blockchain with CopyrightID
0x9d9e5d5e5367c42a5209ea79a523c45d2d308b5f8d6addccb92fbfcfb40fb1a2 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2330199.
Recording identifiers
- ISRC
- QM4TX2330199
- Title
- Big League
- Artist
- Sizzla
- CopyrightID (CopyrightChains transaction hash)
0x9d9e5d5e5367c42a5209ea79a523c45d2d308b5f8d6addccb92fbfcfb40fb1a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:a3faebcb992ffaafb0e8ce7558f0f70bf01e1449a2691592b2988584319a5972- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2330199
- Bitcoin block existence check
- https://blockstream.info/api/block/960144