ISRC DEF057730535
Verified recording
DEF057730535 is “La Fanciulla del West / Act 1: Ah, non temete, nessuno ardirà” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xefaa1f69aaf5efc93070ba30c6af60096a01b1704c4beda81a6796477ad55a6e and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730535.
Recording identifiers
- ISRC
- DEF057730535
- Title
- La Fanciulla del West / Act 1: Ah, non temete, nessuno ardirà
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xefaa1f69aaf5efc93070ba30c6af60096a01b1704c4beda81a6796477ad55a6e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:454058b3b8e08c9d8bd1130041917a07371189d8fefdb3e8eaa5c28658f01e94- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730535
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: La Fanciulla del West / Act 1: Ah, non temete, nessuno ardirà · Machine-readable JSON-LD