ISRC DEFG22261515
Verified recording
DEFG22261515 is “Klavierstück, H-U 139 "Allegro"” by Fanny Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xa553a52792a7a142ef11f80a49d0876245a8a669d03bdd8981952f7b7af55f2d and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG22261515.
Recording identifiers
- ISRC
- DEFG22261515
- Title
- Klavierstück, H-U 139 "Allegro"
- Artist
- Fanny Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xa553a52792a7a142ef11f80a49d0876245a8a669d03bdd8981952f7b7af55f2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:f0b7a7b6f05c52d89ee69422ea0cdd5a8400339f4e76dff9f6672fba8df8b95a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG22261515
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Klavierstück, H-U 139 "Allegro" · Machine-readable JSON-LD