ISRC TWCT52434221
Verified recording
TWCT52434221 is “Sadness” by 曾志豪,
registered on the CopyrightChains blockchain with CopyrightID
0xb2b0e9a8527957d17d9d568e8e6760e64bce878e08efaf6810be309807516af8 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWCT52434221.
Recording identifiers
- ISRC
- TWCT52434221
- Title
- Sadness
- Artist
- 曾志豪
- CopyrightID (CopyrightChains transaction hash)
0xb2b0e9a8527957d17d9d568e8e6760e64bce878e08efaf6810be309807516af8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:eb93e24ef1016bfcc961b208d72ed69d97f78eccdba545a08a4107d54e0db89d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWCT52434221
- Bitcoin block existence check
- https://blockstream.info/api/block/960448