ISRC USUM72102322
Verified recording
USUM72102322 is “Hold On” by Justin Bieber,
registered on the CopyrightChains blockchain with CopyrightID
0x3b7b099e03cb8dce13301ab914df861a3593a63d8d90d05535d324512a2b6c5c 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/USUM72102322.
Recording identifiers
- ISRC
- USUM72102322
- Title
- Hold On
- Artist
- Justin Bieber
- CopyrightID (CopyrightChains transaction hash)
0x3b7b099e03cb8dce13301ab914df861a3593a63d8d90d05535d324512a2b6c5c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:b382e00a66138d76f59075d7eccb7bd453d54fd89fff3371275f8f78725c8d0a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72102322
- Bitcoin block existence check
- https://blockstream.info/api/block/953513