ISRC DEF058102661
Verified recording
DEF058102661 is “Octet In E Flat, Op. 20, MWV R20: 1. Allegro moderato, ma con fuoco” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0x56e256497e596b1cead830868e0a3c7098dedddeadead47e544c62d7919205e6 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/DEF058102661.
Recording identifiers
- ISRC
- DEF058102661
- Title
- Octet In E Flat, Op. 20, MWV R20: 1. Allegro moderato, ma con fuoco
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0x56e256497e596b1cead830868e0a3c7098dedddeadead47e544c62d7919205e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:25278614bc805d87195ffc822484b1a911fceaa9394af97fd748e5758d9aab93- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058102661
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Octet In E Flat, Op. 20, MWV R20: 1. Allegro moderato, ma con fuoco · Machine-readable JSON-LD