ISRC DEF057730550
Verified recording
DEF057730550 is “La Fanciulla del West / Act 3: Ch'ella mi creda libero e lontano” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x93a4735b69cac1238f78804f7b74d481ae4db3ba33dc6c42a91b1ba24803f95e and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730550.
Recording identifiers
- ISRC
- DEF057730550
- Title
- La Fanciulla del West / Act 3: Ch'ella mi creda libero e lontano
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x93a4735b69cac1238f78804f7b74d481ae4db3ba33dc6c42a91b1ba24803f95e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:cb823d59f647ae34d61ee3059743ee71e7a267f7a2299f9d036125528444c363- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730550
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: La Fanciulla del West / Act 3: Ch'ella mi creda libero e lontano · Machine-readable JSON-LD