ISRC NLE422436301
Verified recording
NLE422436301 is “Symphony No. 3 in D Minor, Part One: I. Kräftig. Entschieden” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x8de411675fbc83c3d2f078d41cc7db4cf9386aafab53c076c62e41d1a005183f and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422436301.
Recording identifiers
- ISRC
- NLE422436301
- Title
- Symphony No. 3 in D Minor, Part One: I. Kräftig. Entschieden
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x8de411675fbc83c3d2f078d41cc7db4cf9386aafab53c076c62e41d1a005183f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c877da438a9a5159069886ba4bed6d10fdfb2f777214c92471f3fd3f65397d90- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422436301
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Symphony No. 3 in D Minor, Part One: I. Kräftig. Entschieden · Machine-readable JSON-LD