ISRC SEWDL6018067
Verified recording
SEWDL6018067 is “4 Impromptus, D. 899: No. 3, Impromptu in G-Flat Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xea673c6d188d765bc847f494683b80aabc5243bbf552d12dc465d53302e5774f and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6018067.
Recording identifiers
- ISRC
- SEWDL6018067
- Title
- 4 Impromptus, D. 899: No. 3, Impromptu in G-Flat Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xea673c6d188d765bc847f494683b80aabc5243bbf552d12dc465d53302e5774f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:534a07eab225258ca4e2b2c000c8f4e6f69755417d302d32ee9ddd8699c49671- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6018067
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 4 Impromptus, D. 899: No. 3, Impromptu in G-Flat Major · Machine-readable JSON-LD