ISRC DEF059432114

Verified recording

DEF059432114 is “Blumenwalzer” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xc69bc6966f5030201aa49143eec51750980607f8d8e5c02c55d239fd84ce7ab8 and independently timestamped in Bitcoin block 960422 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432114.

Recording identifiers

ISRC
DEF059432114
Title
Blumenwalzer
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xc69bc6966f5030201aa49143eec51750980607f8d8e5c02c55d239fd84ce7ab8

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:27:29+00:00
Bitcoin block
960422
Canonical record hash
sha256:6dfa06e6a36a01427336be4abc041729044c71b45835fb7795d29c54c4ff958f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059432114
Bitcoin block existence check
https://blockstream.info/api/block/960422

Full record

Track page: Blumenwalzer · Machine-readable JSON-LD