ISRC DEF059030903
Verified recording
DEF059030903 is “Tosca / Act 1: "Dammi i colori!" - "Recondita armonia" (Aria)” by Giacomo Puccini,
registered on the CopyrightChains blockchain with CopyrightID
0x91ce8739f38f52edc9f98e8db30994d40fcef6a51e551e2ab9e7ec2d274bf75d and independently timestamped
in Bitcoin block 957046 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030903.
Recording identifiers
- ISRC
- DEF059030903
- Title
- Tosca / Act 1: "Dammi i colori!" - "Recondita armonia" (Aria)
- Artist
- Giacomo Puccini
- CopyrightID (CopyrightChains transaction hash)
0x91ce8739f38f52edc9f98e8db30994d40fcef6a51e551e2ab9e7ec2d274bf75d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:04:01+00:00
- Bitcoin block
- 957046
- Canonical record hash
sha256:63f39f1855fe3b0a7dfbed43866f35b5e232c22855e0749a4175def387b5c084- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030903
- Bitcoin block existence check
- https://blockstream.info/api/block/957046
Full record
Track page: Tosca / Act 1: "Dammi i colori!" - "Recondita armonia" (Aria) · Machine-readable JSON-LD