ISRC USSM11201708
Verified recording
USSM11201708 is “Son lo spirito che nega - from Mefistofele” by Arrigo Boito,
registered on the CopyrightChains blockchain with CopyrightID
0x1c3ab9e6dd4e6cc2adbbe63cfc1b78b244546bdda55e828a979368d6cf24e7ff and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11201708.
Recording identifiers
- ISRC
- USSM11201708
- Title
- Son lo spirito che nega - from Mefistofele
- Artist
- Arrigo Boito
- CopyrightID (CopyrightChains transaction hash)
0x1c3ab9e6dd4e6cc2adbbe63cfc1b78b244546bdda55e828a979368d6cf24e7ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:5ea7b781609c6a259bd9880eb29bd6baad132b69f6293e997cba7eedb1b698fa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11201708
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Son lo spirito che nega - from Mefistofele · Machine-readable JSON-LD