ISRC NLA305800128
Verified recording
NLA305800128 is “Ik Heb Zo Vaak Aan Amsterdam Gedacht” by Wim Sonneveld,
registered on the CopyrightChains blockchain with CopyrightID
0xac7443c2b26cd187894a250c97259fe845b28319dc8d0a7a8736796c02ce82a8 and independently timestamped
in Bitcoin block 957249 on 2026-07-09.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA305800128.
Recording identifiers
- ISRC
- NLA305800128
- Title
- Ik Heb Zo Vaak Aan Amsterdam Gedacht
- Artist
- Wim Sonneveld
- CopyrightID (CopyrightChains transaction hash)
0xac7443c2b26cd187894a250c97259fe845b28319dc8d0a7a8736796c02ce82a8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-09T02:31:37+00:00
- Bitcoin block
- 957249
- Canonical record hash
sha256:53d25b07022a100cabebc185072879a8fed0d7140c2c84448d34a8804ab62316- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA305800128
- Bitcoin block existence check
- https://blockstream.info/api/block/957249
Full record
Track page: Ik Heb Zo Vaak Aan Amsterdam Gedacht · Machine-readable JSON-LD