ISRC TWB819439603
Verified recording
TWB819439603 is “難兄難弟” by Alex To,
registered on the CopyrightChains blockchain with CopyrightID
0xcd5a4d852f11385314f9155e72436cdcf3dab8d4f2b4953b3469969b63b01cca and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWB819439603.
Recording identifiers
- ISRC
- TWB819439603
- Title
- 難兄難弟
- Artist
- Alex To
- CopyrightID (CopyrightChains transaction hash)
0xcd5a4d852f11385314f9155e72436cdcf3dab8d4f2b4953b3469969b63b01cca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:56e2b1fffced0ce4a560fc2acf84033979b4dacceb541fdb1520aa1cecaca49b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWB819439603
- Bitcoin block existence check
- https://blockstream.info/api/block/960294