ISRC DEF057130517

Verified recording

DEF057130517 is “Il barbiere di Siviglia, Act I: No. 1, Introduction. Piano, pianissimo” by Gioachino Rossini, registered on the CopyrightChains blockchain with CopyrightID 0x28f6c131e7205a8cab312d2d287b353404e3ee9acc9233e396c145942c3ad675 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/DEF057130517.

Recording identifiers

ISRC
DEF057130517
Title
Il barbiere di Siviglia, Act I: No. 1, Introduction. Piano, pianissimo
Artist
Gioachino Rossini
CopyrightID (CopyrightChains transaction hash)
0x28f6c131e7205a8cab312d2d287b353404e3ee9acc9233e396c145942c3ad675

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:d0cd61f9f934ec030eb74716986d7f5a0d0b610aa09a3774d3eda1e2de075250
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057130517
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Il barbiere di Siviglia, Act I: No. 1, Introduction. Piano, pianissimo · Machine-readable JSON-LD