ISRC NLG661500370
Verified recording
NLG661500370 is “Het Beste” by Sef,
registered on the CopyrightChains blockchain with CopyrightID
0xb2b023b69e530e0d788f50b2d88931b23368713b863501b85e7b80c185f9676b and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500370.
Recording identifiers
- ISRC
- NLG661500370
- Title
- Het Beste
- Artist
- Sef
- CopyrightID (CopyrightChains transaction hash)
0xb2b023b69e530e0d788f50b2d88931b23368713b863501b85e7b80c185f9676b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:45d738e826196dee7283f3ba0e22a8a297648065abd505f4b8e47b08c7fecc6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500370
- Bitcoin block existence check
- https://blockstream.info/api/block/957064