ISRC USUM71502493
Verified recording
USUM71502493 is “For Free? - Interlude” by Kendrick Lamar,
registered on the CopyrightChains blockchain with CopyrightID
0x39636268b72bfc8bd7a2903b61bf2e21b6b93c77dd2ba395d97771b33e505f50 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71502493.
Recording identifiers
- ISRC
- USUM71502493
- Title
- For Free? - Interlude
- Artist
- Kendrick Lamar
- CopyrightID (CopyrightChains transaction hash)
0x39636268b72bfc8bd7a2903b61bf2e21b6b93c77dd2ba395d97771b33e505f50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:a5d20082fcc2df284782e58cacedab21f70df8ebcd8ea9a419b24c32c7e1ec1f- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71502493
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: For Free? - Interlude · Machine-readable JSON-LD