ISRC NLY331005678

Verified recording

NLY331005678 is “Spiegel im Spiegel, for Viola & Piano” by Arvo Pärt, registered on the CopyrightChains blockchain with CopyrightID 0xdf3953b0341842b0303e3f6cf4439c95d719814688552829a88005b7b06fa86d and independently timestamped in Bitcoin block 960160 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331005678.

Recording identifiers

ISRC
NLY331005678
Title
Spiegel im Spiegel, for Viola & Piano
Artist
Arvo Pärt
CopyrightID (CopyrightChains transaction hash)
0xdf3953b0341842b0303e3f6cf4439c95d719814688552829a88005b7b06fa86d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59+00:00
Bitcoin block
960160
Canonical record hash
sha256:efc33a686df044166e93f11a7396f8abe599d461e0be7dac3d693d28a2a70287
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331005678
Bitcoin block existence check
https://blockstream.info/api/block/960160

Full record

Track page: Spiegel im Spiegel, for Viola & Piano · Machine-readable JSON-LD