ISRC USA370989622
Verified recording
USA370989622 is “25 Études faciles et progressives, Op. 100: 4. La petite reunion. Allegro non troppo” by Friedrich Burgmüller,
registered on the CopyrightChains blockchain with CopyrightID
0xbc6e67dfe2fe0ecb07e2993c5355496fa343ad7cd6d02c23326c4329ccfb4a8c and independently timestamped
in Bitcoin block 957039 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370989622.
Recording identifiers
- ISRC
- USA370989622
- Title
- 25 Études faciles et progressives, Op. 100: 4. La petite reunion. Allegro non troppo
- Artist
- Friedrich Burgmüller
- CopyrightID (CopyrightChains transaction hash)
0xbc6e67dfe2fe0ecb07e2993c5355496fa343ad7cd6d02c23326c4329ccfb4a8c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T12:58:18+00:00
- Bitcoin block
- 957039
- Canonical record hash
sha256:5a27fa8fdcede2df7195ba883e80a27bbd1b6282c86bb2d4d71038a35328de00- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370989622
- Bitcoin block existence check
- https://blockstream.info/api/block/957039
Full record
Track page: 25 Études faciles et progressives, Op. 100: 4. La petite reunion. Allegro non troppo · Machine-readable JSON-LD