ISRC GBBBA1043630

Verified recording

GBBBA1043630 is “Mefistofele / Act 4: "Giunto sul passo estremo"” by Arrigo Boito, registered on the CopyrightChains blockchain with CopyrightID 0x413d6f5efd49cc196d6129808db358ee733c439c62bc7ccab281dcbc57193008 and independently timestamped in Bitcoin block 960264 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1043630.

Recording identifiers

ISRC
GBBBA1043630
Title
Mefistofele / Act 4: "Giunto sul passo estremo"
Artist
Arrigo Boito
CopyrightID (CopyrightChains transaction hash)
0x413d6f5efd49cc196d6129808db358ee733c439c62bc7ccab281dcbc57193008

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16+00:00
Bitcoin block
960264
Canonical record hash
sha256:dfebbbbdf5f25356092fdbb3e00de7d5318c384fbe54e9bf29bf7e6c2f366904
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1043630
Bitcoin block existence check
https://blockstream.info/api/block/960264

Full record

Track page: Mefistofele / Act 4: "Giunto sul passo estremo" · Machine-readable JSON-LD