ISRC ITZ391272842
Verified recording
ITZ391272842 is “28 Variazions on Aria “ I Was Sleeping and Then I Dreamed” for Solo Flute in G Major: Variation 5 (Recomposed by Luca Astolfoni Fossi)” by Johann Joachim Quantz,
registered on the CopyrightChains blockchain with CopyrightID
0x413abedc544af0bda43164bcb574e6ab3bf66c6449b4dbe6633c7e4bf4525792 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITZ391272842.
Recording identifiers
- ISRC
- ITZ391272842
- Title
- 28 Variazions on Aria “ I Was Sleeping and Then I Dreamed” for Solo Flute in G Major: Variation 5 (Recomposed by Luca Astolfoni Fossi)
- Artist
- Johann Joachim Quantz
- CopyrightID (CopyrightChains transaction hash)
0x413abedc544af0bda43164bcb574e6ab3bf66c6449b4dbe6633c7e4bf4525792
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:dd6f95c9c2536812f7d11a0e56ba1d1d243058a33095be34b306185f3a80ed5c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITZ391272842
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 28 Variazions on Aria “ I Was Sleeping and Then I Dreamed” for Solo Flute in G Major: Variation 5 (Recomposed by Luca Astolfoni Fossi) · Machine-readable JSON-LD