ISRC KRB462200791
Verified recording
KRB462200791 is “Nostalgia (feat. Leellamarz & Sik-K)” by BOYCOLD,
registered on the CopyrightChains blockchain with CopyrightID
0x31755be5450e58c55490dea3db1056d13b43338896223298c13cce8cdcbf00a0 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRB462200791.
Recording identifiers
- ISRC
- KRB462200791
- Title
- Nostalgia (feat. Leellamarz & Sik-K)
- Artist
- BOYCOLD
- CopyrightID (CopyrightChains transaction hash)
0x31755be5450e58c55490dea3db1056d13b43338896223298c13cce8cdcbf00a0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:2c4777f45aa59ae8049f3e4e4c85034f8f18041ee5a592a7ae3564f3f3fb724b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRB462200791
- Bitcoin block existence check
- https://blockstream.info/api/block/953528
Full record
Track page: Nostalgia (feat. Leellamarz & Sik-K) · Machine-readable JSON-LD