ISRC TWL252002301
Verified recording
TWL252002301 is “21天” by Cindy Yen,
registered on the CopyrightChains blockchain with CopyrightID
0x4f0a642fb9f8ed3ceff48b3596893d315c1f7f2d9f39885f7b0a672aa963d4a8 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWL252002301.
Recording identifiers
- ISRC
- TWL252002301
- Title
- 21天
- Artist
- Cindy Yen
- CopyrightID (CopyrightChains transaction hash)
0x4f0a642fb9f8ed3ceff48b3596893d315c1f7f2d9f39885f7b0a672aa963d4a8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:e59f56e8ed9a91f6f830829ad20657cae6a1178066efa3797b17baed8f3a51d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWL252002301
- Bitcoin block existence check
- https://blockstream.info/api/block/960317