ISRC USUM72015068
Verified recording
USUM72015068 is “803 Legend” by Blacc Zacc,
registered on the CopyrightChains blockchain with CopyrightID
0xc32daa9b6d0c9146de1302323be56006760029efd56b28621eab6fe6d2ab9a65 and independently timestamped
in Bitcoin block 957034 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72015068.
Recording identifiers
- ISRC
- USUM72015068
- Title
- 803 Legend
- Artist
- Blacc Zacc
- CopyrightID (CopyrightChains transaction hash)
0xc32daa9b6d0c9146de1302323be56006760029efd56b28621eab6fe6d2ab9a65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T11:52:37+00:00
- Bitcoin block
- 957034
- Canonical record hash
sha256:f89a459d67bdab509596509c5397d261ce58509666afb55dbd37433d5206a446- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72015068
- Bitcoin block existence check
- https://blockstream.info/api/block/957034