ISRC USSM10410905
Verified recording
USSM10410905 is “Spira sul mare from Act I of Madama Butterfly (Butterfly's Entrance)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xa491d84fa9dc84d792b8b9fea98b35b9d54de889b736934daabdfd4167d3ba8e 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/USSM10410905.
Recording identifiers
- ISRC
- USSM10410905
- Title
- Spira sul mare from Act I of Madama Butterfly (Butterfly's Entrance)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xa491d84fa9dc84d792b8b9fea98b35b9d54de889b736934daabdfd4167d3ba8e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b65a698a2c7f33f4315d3ae84ef224a6d1656c8cdaf61d34eda31fe37011a3da- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10410905
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Spira sul mare from Act I of Madama Butterfly (Butterfly's Entrance) · Machine-readable JSON-LD