ISRC NLG661800315
Verified recording
NLG661800315 is “Oost” by Sjaak,
registered on the CopyrightChains blockchain with CopyrightID
0x40fa02722d48de7afdbbf491f7cf0356bf6ae9b55f3776ad58b9c20dd70174f0 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661800315.
Recording identifiers
- ISRC
- NLG661800315
- Title
- Oost
- Artist
- Sjaak
- CopyrightID (CopyrightChains transaction hash)
0x40fa02722d48de7afdbbf491f7cf0356bf6ae9b55f3776ad58b9c20dd70174f0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:5c4b950c58eb7aecb943467541d1c0ce3c48cd403345734381392688ae3a7390- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661800315
- Bitcoin block existence check
- https://blockstream.info/api/block/960321