ISRC NLE421001604

Verified recording

NLE421001604 is “Symphony No. 6 in B Minor, Op. 74, TH 30 "Pathétique": IV. Adagio lamentoso” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xd21e08d198d741f601aecda59305495d5bb912130dc9f8ac590829a5feafe605 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421001604.

Recording identifiers

ISRC
NLE421001604
Title
Symphony No. 6 in B Minor, Op. 74, TH 30 "Pathétique": IV. Adagio lamentoso
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xd21e08d198d741f601aecda59305495d5bb912130dc9f8ac590829a5feafe605

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:2e2254e33fa91ea73f39be2c61388299fe7f5747a2e0d1420ac81a89bddd7c13
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421001604
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Symphony No. 6 in B Minor, Op. 74, TH 30 "Pathétique": IV. Adagio lamentoso · Machine-readable JSON-LD