ISRC NLA270300250
Verified recording
NLA270300250 is “Free” by Trijntje Oosterhuis,
registered on the CopyrightChains blockchain with CopyrightID
0x605f798a80f157164f3339c2f75edafaebc6283cd9ee81b85ddfc1263419bfe2 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/NLA270300250.
Recording identifiers
- ISRC
- NLA270300250
- Title
- Free
- Artist
- Trijntje Oosterhuis
- CopyrightID (CopyrightChains transaction hash)
0x605f798a80f157164f3339c2f75edafaebc6283cd9ee81b85ddfc1263419bfe2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4e9460eeb73c275dee56a4dd8549cfc5ecec8cf6a531344593394b6e06d3f451- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA270300250
- Bitcoin block existence check
- https://blockstream.info/api/block/957118