ISRC USB8U1012563
Verified recording
USB8U1012563 is “Ave Maria, Op. 533: Nun ist der laute Tag verhallt” by Franz Abt,
registered on the CopyrightChains blockchain with CopyrightID
0x70a6eeb8660c21e967176390d54d970ac2c60096683725e75cf7e5004e8d7ee5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012563.
Recording identifiers
- ISRC
- USB8U1012563
- Title
- Ave Maria, Op. 533: Nun ist der laute Tag verhallt
- Artist
- Franz Abt
- CopyrightID (CopyrightChains transaction hash)
0x70a6eeb8660c21e967176390d54d970ac2c60096683725e75cf7e5004e8d7ee5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4f6311899dbcfa3354a09cdcb6c2b538cf59a38ed6896235db201cff4e0195c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012563
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ave Maria, Op. 533: Nun ist der laute Tag verhallt · Machine-readable JSON-LD