ISRC US4HB1000023
Verified recording
US4HB1000023 is “Block After Block” by Matt and Kim,
registered on the CopyrightChains blockchain with CopyrightID
0x96d3e41afc93283ec1302216e1d20b7354b6cd2f0af438808bb2f8daafc4bdf5 and independently timestamped
in Bitcoin block 953536 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4HB1000023.
Recording identifiers
- ISRC
- US4HB1000023
- Title
- Block After Block
- Artist
- Matt and Kim
- CopyrightID (CopyrightChains transaction hash)
0x96d3e41afc93283ec1302216e1d20b7354b6cd2f0af438808bb2f8daafc4bdf5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T17:25:41+00:00
- Bitcoin block
- 953536
- Canonical record hash
sha256:4eb3720ce8c49c18ffaf31f86c5aef4949ae7d80001542ef1af6a2a597dd49f0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4HB1000023
- Bitcoin block existence check
- https://blockstream.info/api/block/953536