ISRC NLSB72100285
Verified recording
NLSB72100285 is “Sylvia” by Klangstof,
registered on the CopyrightChains blockchain with CopyrightID
0xbf31009d4888d762f99ff3411570beb5c2c30546c2ddc7e5e950073715535cae and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72100285.
Recording identifiers
- ISRC
- NLSB72100285
- Title
- Sylvia
- Artist
- Klangstof
- CopyrightID (CopyrightChains transaction hash)
0xbf31009d4888d762f99ff3411570beb5c2c30546c2ddc7e5e950073715535cae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2eed13970f50b98eca3eebc84e79b3400b1fb753eb2d09c91e978e85832ef224- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72100285
- Bitcoin block existence check
- https://blockstream.info/api/block/957118