ISRC NLG661500377
Verified recording
NLG661500377 is “Pijn” by Sef,
registered on the CopyrightChains blockchain with CopyrightID
0x6089b04b93bf1b826a31632f52e07132c20fb0c17aa7b1a1988d636d457c55cf and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500377.
Recording identifiers
- ISRC
- NLG661500377
- Title
- Pijn
- Artist
- Sef
- CopyrightID (CopyrightChains transaction hash)
0x6089b04b93bf1b826a31632f52e07132c20fb0c17aa7b1a1988d636d457c55cf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:bdf36c7c36127ade6d5447d119d33256f646384d19249885c8e5aebdd3c429a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500377
- Bitcoin block existence check
- https://blockstream.info/api/block/957073