ISRC USUM71803981
Verified recording
USUM71803981 is “Change Of Tone” by R+R=NOW,
registered on the CopyrightChains blockchain with CopyrightID
0x3046ca8a6999ec1c84b13f13d35ea55b25ab5f6bb393e5cfcec9a324753ac735 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71803981.
Recording identifiers
- ISRC
- USUM71803981
- Title
- Change Of Tone
- Artist
- R+R=NOW
- CopyrightID (CopyrightChains transaction hash)
0x3046ca8a6999ec1c84b13f13d35ea55b25ab5f6bb393e5cfcec9a324753ac735
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:a3bdf84993dbb018e2e03dbc894cddf7239926ba69bf7a2ace760693af46ff94- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71803981
- Bitcoin block existence check
- https://blockstream.info/api/block/953528