ISRC NLA506800681
Verified recording
NLA506800681 is “Die Jahreszeiten - Hob. XXI:3 / 1. Spring: "Laborious man hath done his part"” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xc48970be27c6b28b1e623e7b21b7420e7c1a69dfc85549706da8f3703d3c25e6 and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506800681.
Recording identifiers
- ISRC
- NLA506800681
- Title
- Die Jahreszeiten - Hob. XXI:3 / 1. Spring: "Laborious man hath done his part"
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xc48970be27c6b28b1e623e7b21b7420e7c1a69dfc85549706da8f3703d3c25e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:859dd7ee0019f4b12e53840f5fd7058cf924c4d47afb7ac9e165c51b615d2070- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506800681
- Bitcoin block existence check
- https://blockstream.info/api/block/960250
Full record
Track page: Die Jahreszeiten - Hob. XXI:3 / 1. Spring: "Laborious man hath done his part" · Machine-readable JSON-LD