ISRC NLD441700746
Verified recording
NLD441700746 is “For Free” by Kim Hoorweg,
registered on the CopyrightChains blockchain with CopyrightID
0x271e03ea0aabcbdf9c201c5a8417cf0a81da86d49b150f0b21c83b6f0b3018e5 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD441700746.
Recording identifiers
- ISRC
- NLD441700746
- Title
- For Free
- Artist
- Kim Hoorweg
- CopyrightID (CopyrightChains transaction hash)
0x271e03ea0aabcbdf9c201c5a8417cf0a81da86d49b150f0b21c83b6f0b3018e5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:629c46c9c277275ec893b64b46a3d674a225d3f8ad5991f5becdf4ce2a501672- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD441700746
- Bitcoin block existence check
- https://blockstream.info/api/block/957120