ISRC DEF058102663
Verified recording
DEF058102663 is “Octet In E Flat, Op. 20, MWV R20: 3. Scherzo (Allegro leggierissimo)” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0x8bc776ed94964f1cba11cfa1d7d2114902c0dd38fe9e0fe9695c70f49878f1a2 and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058102663.
Recording identifiers
- ISRC
- DEF058102663
- Title
- Octet In E Flat, Op. 20, MWV R20: 3. Scherzo (Allegro leggierissimo)
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0x8bc776ed94964f1cba11cfa1d7d2114902c0dd38fe9e0fe9695c70f49878f1a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:774851e5f54fba91ffaded2ec6bcff52c27f76f464a276fd1362b8495c27ccee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058102663
- Bitcoin block existence check
- https://blockstream.info/api/block/960121
Full record
Track page: Octet In E Flat, Op. 20, MWV R20: 3. Scherzo (Allegro leggierissimo) · Machine-readable JSON-LD