ISRC NLA508205210
Verified recording
NLA508205210 is “2 Etudes: 1. Allegretto 2. Vivace” by Frans Brüggen,
registered on the CopyrightChains blockchain with CopyrightID
0xe3e5ed38e7991ec634b1c38055dec9c5064e838c026d607357544dc7d3cc8f52 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508205210.
Recording identifiers
- ISRC
- NLA508205210
- Title
- 2 Etudes: 1. Allegretto 2. Vivace
- Artist
- Frans Brüggen
- CopyrightID (CopyrightChains transaction hash)
0xe3e5ed38e7991ec634b1c38055dec9c5064e838c026d607357544dc7d3cc8f52
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:3a576a4b260157706a55993f56edf2ff1f4eaf159d4e5a41878f371e6977c589- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508205210
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: 2 Etudes: 1. Allegretto 2. Vivace · Machine-readable JSON-LD