ISRC NLA508901807
Verified recording
NLA508901807 is “Die Fledermaus / Act 1: "So muss allein ich bleiben"” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x436fd1f6e025492b9433dbffc7e224491c8baf6e2c5bc32231e18685835932dc 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/NLA508901807.
Recording identifiers
- ISRC
- NLA508901807
- Title
- Die Fledermaus / Act 1: "So muss allein ich bleiben"
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x436fd1f6e025492b9433dbffc7e224491c8baf6e2c5bc32231e18685835932dc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4f0bab38b4455ff857c94a6aef93439075c864223472eed86edb025a3dde43b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508901807
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Die Fledermaus / Act 1: "So muss allein ich bleiben" · Machine-readable JSON-LD