ISRC ES17B2400723

Verified recording

ES17B2400723 is “Le nouveau papillon, Op. 5: No. 12, Allegretto” by Matteo Carcassi, registered on the CopyrightChains blockchain with CopyrightID 0x4159cb7a8160def48ec15de8bd390414c90045b4b3f7c391c3a72f73be0b550e and independently timestamped in Bitcoin block 960418 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES17B2400723.

Recording identifiers

ISRC
ES17B2400723
Title
Le nouveau papillon, Op. 5: No. 12, Allegretto
Artist
Matteo Carcassi
CopyrightID (CopyrightChains transaction hash)
0x4159cb7a8160def48ec15de8bd390414c90045b4b3f7c391c3a72f73be0b550e

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15+00:00
Bitcoin block
960418
Canonical record hash
sha256:aa9791cdfdeb911e6acfba5c57236c35d9caf40ffdfe7c24e56e2d8d1dff31a0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES17B2400723
Bitcoin block existence check
https://blockstream.info/api/block/960418

Full record

Track page: Le nouveau papillon, Op. 5: No. 12, Allegretto · Machine-readable JSON-LD