ISRC USUM72015550
Verified recording
USUM72015550 is “Too Bad” by Duckwrth,
registered on the CopyrightChains blockchain with CopyrightID
0x2a03a8171aeaca962ffdc98468bc64a130ba3ec1a7e6e3cadfe8427fc252b934 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72015550.
Recording identifiers
- ISRC
- USUM72015550
- Title
- Too Bad
- Artist
- Duckwrth
- CopyrightID (CopyrightChains transaction hash)
0x2a03a8171aeaca962ffdc98468bc64a130ba3ec1a7e6e3cadfe8427fc252b934
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:bfb1bff84c5802201720cb472df2ac101a628a21d0a23a51220c93d94256a2b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72015550
- Bitcoin block existence check
- https://blockstream.info/api/block/953515