ISRC USX761302011

Verified recording

USX761302011 is “Fidelio, Op. 72” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xbb4b1d271f563062905604e6065f58866ab7428888c72943fb3deab17c4f8dfb 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/USX761302011.

Recording identifiers

ISRC
USX761302011
Title
Fidelio, Op. 72
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xbb4b1d271f563062905604e6065f58866ab7428888c72943fb3deab17c4f8dfb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:ba01b01a1f099a7c73007e642fc7f5f8d6a0782b5807f21a6359a5bc70cfadd1
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761302011
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Fidelio, Op. 72 · Machine-readable JSON-LD