ISRC NLA307400164
Verified recording
NLA307400164 is “Telefoneren - Live In Nieuwe De La Mar, Amsterdam / 1971” by Wim Sonneveld,
registered on the CopyrightChains blockchain with CopyrightID
0xb78dfbc083528d78d969d9d5a65bce9c75406bdd63eabe6cfe343cf2d429f4b4 and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA307400164.
Recording identifiers
- ISRC
- NLA307400164
- Title
- Telefoneren - Live In Nieuwe De La Mar, Amsterdam / 1971
- Artist
- Wim Sonneveld
- CopyrightID (CopyrightChains transaction hash)
0xb78dfbc083528d78d969d9d5a65bce9c75406bdd63eabe6cfe343cf2d429f4b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:c2297257a06d70693386c7def94aedd1a505b5caf71c3a62f3d5df6fb8833a15- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA307400164
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: Telefoneren - Live In Nieuwe De La Mar, Amsterdam / 1971 · Machine-readable JSON-LD