ISRC TWIN72300004

Verified recording

TWIN72300004 is “憂愁 (Version X) - Instrumental” by 小安, registered on the CopyrightChains blockchain with CopyrightID 0xacff964520699c9511cc4fac62b9950548ff1d274cf937431ca189fe64ca23f0 and independently timestamped in Bitcoin block 960264 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWIN72300004.

Recording identifiers

ISRC
TWIN72300004
Title
憂愁 (Version X) - Instrumental
Artist
小安
CopyrightID (CopyrightChains transaction hash)
0xacff964520699c9511cc4fac62b9950548ff1d274cf937431ca189fe64ca23f0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16+00:00
Bitcoin block
960264
Canonical record hash
sha256:7399866ae88c76eec0b7e5d00960e2cddafa61bb2a1934f0df9bffb046e3817d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWIN72300004
Bitcoin block existence check
https://blockstream.info/api/block/960264

Full record

Track page: 憂愁 (Version X) - Instrumental · Machine-readable JSON-LD