ISRC TWV671900068
Verified recording
TWV671900068 is “長安長安” by 鄭鈞,
registered on the CopyrightChains blockchain with CopyrightID
0x9ec295ba22befdcd14b9e5a440dd31205deb11b0fc70db26f22ff707ec825b0e and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWV671900068.
Recording identifiers
- ISRC
- TWV671900068
- Title
- 長安長安
- Artist
- 鄭鈞
- CopyrightID (CopyrightChains transaction hash)
0x9ec295ba22befdcd14b9e5a440dd31205deb11b0fc70db26f22ff707ec825b0e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:a7c79bfd46edf05733c52ba18f6d95b529b9f4ba09ee89fb0129e40a79918ef9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWV671900068
- Bitcoin block existence check
- https://blockstream.info/api/block/960121