ISRC NLE070500035
Verified recording
NLE070500035 is “Het Zwanenmeer, Op. 20: Het Bal” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x7e714a100eb6b1b834cf21b3f93a758b705bc8d9e479da4e9dd62da055c03aa5 and independently timestamped
in Bitcoin block 960179 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE070500035.
Recording identifiers
- ISRC
- NLE070500035
- Title
- Het Zwanenmeer, Op. 20: Het Bal
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x7e714a100eb6b1b834cf21b3f93a758b705bc8d9e479da4e9dd62da055c03aa5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:39:11+00:00
- Bitcoin block
- 960179
- Canonical record hash
sha256:22e7ce4f36c39e52960223e0d8aa4c63df93180fd12da9b887b0f631cfda4b64- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE070500035
- Bitcoin block existence check
- https://blockstream.info/api/block/960179
Full record
Track page: Het Zwanenmeer, Op. 20: Het Bal · Machine-readable JSON-LD