ISRC SEWDL0772603
Verified recording
SEWDL0772603 is “Madama Butterfly, Act II: No. 17, Un bel di vedremo” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x0a1184a1217fc978dc6947a29a78492f41827c4af4866ddbf4bc8bb38b2ec1e1 and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0772603.
Recording identifiers
- ISRC
- SEWDL0772603
- Title
- Madama Butterfly, Act II: No. 17, Un bel di vedremo
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x0a1184a1217fc978dc6947a29a78492f41827c4af4866ddbf4bc8bb38b2ec1e1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:07a924f8263e19cc0009d9df0c27fda1362c89c6e37f41847b9bf4f600f34af7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0772603
- Bitcoin block existence check
- https://blockstream.info/api/block/960164
Full record
Track page: Madama Butterfly, Act II: No. 17, Un bel di vedremo · Machine-readable JSON-LD