ISRC DEF057730526
Verified recording
DEF057730526 is “La Fanciulla del West / Act 1: La posta! La posta!” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0xfb180869a750de5825acbba775fdba68a59238b1af9428135718c21a63c93473 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730526.
Recording identifiers
- ISRC
- DEF057730526
- Title
- La Fanciulla del West / Act 1: La posta! La posta!
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0xfb180869a750de5825acbba775fdba68a59238b1af9428135718c21a63c93473
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:f6459d21a4710f76dc9c707ec39afbe1c2023850f11ddd0fcb915b3ae37b88a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057730526
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: La Fanciulla del West / Act 1: La posta! La posta! · Machine-readable JSON-LD