ISRC NLE421200119
Verified recording
NLE421200119 is “Tannhäuser, WWV 70, Act II: O Walter, der du also sangest (Tannhäuser, Biterolf, Landgraf, Wolfram)” by Richard Wagner,
registered on the CopyrightChains blockchain with CopyrightID
0x3377aa00ed45d72ca7a19a13757a55fed03340433cb4f8f5015c184c3d1ecacc and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421200119.
Recording identifiers
- ISRC
- NLE421200119
- Title
- Tannhäuser, WWV 70, Act II: O Walter, der du also sangest (Tannhäuser, Biterolf, Landgraf, Wolfram)
- Artist
- Richard Wagner
- CopyrightID (CopyrightChains transaction hash)
0x3377aa00ed45d72ca7a19a13757a55fed03340433cb4f8f5015c184c3d1ecacc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:d1347bad677c96c96a746847f996b2b11bc629e1e807b0a73973127e40e1e53d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421200119
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Tannhäuser, WWV 70, Act II: O Walter, der du also sangest (Tannhäuser, Biterolf, Landgraf, Wolfram) · Machine-readable JSON-LD