ISRC NLE421701404
Verified recording
NLE421701404 is “Symphonic Metamorphosis of Themes by Carl Maria von Weber: IV. Marsch” by Paul Hindemith,
registered on the CopyrightChains blockchain with CopyrightID
0x50b11941038716a619234637c0fbd2df09a6531db4dcc29b1bc7a49ee1453e07 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421701404.
Recording identifiers
- ISRC
- NLE421701404
- Title
- Symphonic Metamorphosis of Themes by Carl Maria von Weber: IV. Marsch
- Artist
- Paul Hindemith
- CopyrightID (CopyrightChains transaction hash)
0x50b11941038716a619234637c0fbd2df09a6531db4dcc29b1bc7a49ee1453e07
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4fcbc493f16686bccbb4de9d4150827d904994e8922e633149aa5d45502ccf89- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421701404
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Symphonic Metamorphosis of Themes by Carl Maria von Weber: IV. Marsch · Machine-readable JSON-LD