ISRC ES17B2400720
Verified recording
ES17B2400720 is “Le nouveau papillon, Op. 5: No. 9, Allegretto” by Matteo Carcassi,
registered on the CopyrightChains blockchain with CopyrightID
0x73875381c328d78222f8babffc6352d374ec9a53d6e4cb2b326fb86e6c7d2905 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/ES17B2400720.
Recording identifiers
- ISRC
- ES17B2400720
- Title
- Le nouveau papillon, Op. 5: No. 9, Allegretto
- Artist
- Matteo Carcassi
- CopyrightID (CopyrightChains transaction hash)
0x73875381c328d78222f8babffc6352d374ec9a53d6e4cb2b326fb86e6c7d2905
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:62a9618402a7cbb22dff0715ae0031347ffcb6fd9e7d33e7d2d55c4991d00a3f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES17B2400720
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Le nouveau papillon, Op. 5: No. 9, Allegretto · Machine-readable JSON-LD