ISRC CA5KR2350036
Verified recording
CA5KR2350036 is “Last Forever” by William Black,
registered on the CopyrightChains blockchain with CopyrightID
0x776fb7ed17a36244f608fcc097b7e6a21df6746038cc6bd3ee178e0620e932b8 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/CA5KR2350036.
Recording identifiers
- ISRC
- CA5KR2350036
- Title
- Last Forever
- Artist
- William Black
- CopyrightID (CopyrightChains transaction hash)
0x776fb7ed17a36244f608fcc097b7e6a21df6746038cc6bd3ee178e0620e932b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:5c0d7aa67839bca27228ae7f8654896e02233486e91c248f663d5f872765e452- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2350036
- Bitcoin block existence check
- https://blockstream.info/api/block/953515