ISRC FRZ140934120
Verified recording
FRZ140934120 is “Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc6cf859e522b428b8483d7e79c5b1c05da8dcc2988c46f8a022a52ef2fb0f413 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934120.
Recording identifiers
- ISRC
- FRZ140934120
- Title
- Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc6cf859e522b428b8483d7e79c5b1c05da8dcc2988c46f8a022a52ef2fb0f413
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:c7e9fd1b7e3b9ad356593a8ed4caf745ff3ec48228dc60c12f3b280f978681d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934120
- Bitcoin block existence check
- https://blockstream.info/api/block/960203
Full record
Track page: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben) · Machine-readable JSON-LD