ISRC USUM72019686
Verified recording
USUM72019686 is “Hustle” by Blacc Zacc,
registered on the CopyrightChains blockchain with CopyrightID
0x1ee28f19c225493d7b433a226550b57845aee86ab5f7c13304b1c57ad681acd8 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72019686.
Recording identifiers
- ISRC
- USUM72019686
- Title
- Hustle
- Artist
- Blacc Zacc
- CopyrightID (CopyrightChains transaction hash)
0x1ee28f19c225493d7b433a226550b57845aee86ab5f7c13304b1c57ad681acd8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:2531d89bb489cf7c6e1e1b7721b1a6370dc2c11785b591698462090471a14b72- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72019686
- Bitcoin block existence check
- https://blockstream.info/api/block/956304