ISRC USUM72118892
Verified recording
USUM72118892 is “Close Friends” by Alvaro Diaz,
registered on the CopyrightChains blockchain with CopyrightID
0x8edd5add4043aadaffcc8d46bd4dc55ca2a4f2854743fda7351eccd08d0fb361 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/USUM72118892.
Recording identifiers
- ISRC
- USUM72118892
- Title
- Close Friends
- Artist
- Alvaro Diaz
- CopyrightID (CopyrightChains transaction hash)
0x8edd5add4043aadaffcc8d46bd4dc55ca2a4f2854743fda7351eccd08d0fb361
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:3487c420fd94e7a74ccc1983cb0fa577e363c40c5b2884f6c0512d4d095b6648- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72118892
- Bitcoin block existence check
- https://blockstream.info/api/block/953513