ISRC TWA459445301
Verified recording
TWA459445301 is “問心無愧” by 趙詠華,
registered on the CopyrightChains blockchain with CopyrightID
0x1caf962ed6fba3089d141c7d8c0783c0bedfaa2ddc4454d20c51ecfc32839dc9 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA459445301.
Recording identifiers
- ISRC
- TWA459445301
- Title
- 問心無愧
- Artist
- 趙詠華
- CopyrightID (CopyrightChains transaction hash)
0x1caf962ed6fba3089d141c7d8c0783c0bedfaa2ddc4454d20c51ecfc32839dc9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:5b732c41f8820cdcb5b0e29ad4d0253e3a5d5ced2f9f1a3df58c9ffa2b63200d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA459445301
- Bitcoin block existence check
- https://blockstream.info/api/block/959159