ISRC NLQK91600007
Verified recording
NLQK91600007 is “Fantasiestücke, Op. 73: I. Zart und mit Ausdruck” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x35b8322ca31cea0e9c3c7cdf9e4a981b5a85371d498e79f7547f20f9910aac9e and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLQK91600007.
Recording identifiers
- ISRC
- NLQK91600007
- Title
- Fantasiestücke, Op. 73: I. Zart und mit Ausdruck
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x35b8322ca31cea0e9c3c7cdf9e4a981b5a85371d498e79f7547f20f9910aac9e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:d92f9ac4465e8cb441dce5c9808589f0f36e3333e17d2e84b0d1a1026765965a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLQK91600007
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Fantasiestücke, Op. 73: I. Zart und mit Ausdruck · Machine-readable JSON-LD