ISRC DEF057730539
Verified recording
DEF057730539 is “La Fanciulla del West / Act 2: Hello!” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x37848604a8a70b339321d5ed7c3eda71e2a6c691defb34d07c78a1f552750115 and independently timestamped
in Bitcoin block 960225 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730539.
Recording identifiers
- ISRC
- DEF057730539
- Title
- La Fanciulla del West / Act 2: Hello!
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x37848604a8a70b339321d5ed7c3eda71e2a6c691defb34d07c78a1f552750115
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:04:30+00:00
- Bitcoin block
- 960225
- Canonical record hash
sha256:25263d051ff35d14de26f649e65c8785b12790f5f9830dce7b114944b4824622- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730539
- Bitcoin block existence check
- https://blockstream.info/api/block/960225
Full record
Track page: La Fanciulla del West / Act 2: Hello! · Machine-readable JSON-LD