ISRC FRZ207103706
Verified recording
FRZ207103706 is “Songs without Words, Op. 62: No. 6, Allegretto grazioso 'Spring Song' (Frühlingslied)” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0x3a42ccc033ddce18b5203044ea3cba157bb21bff3227adb7f9c9f248cedf7933 and independently timestamped
in Bitcoin block 956312 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207103706.
Recording identifiers
- ISRC
- FRZ207103706
- Title
- Songs without Words, Op. 62: No. 6, Allegretto grazioso 'Spring Song' (Frühlingslied)
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0x3a42ccc033ddce18b5203044ea3cba157bb21bff3227adb7f9c9f248cedf7933
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T05:09:12+00:00
- Bitcoin block
- 956312
- Canonical record hash
sha256:da10a2b41fd315f74fbd74a29369f093c4e959d039e188961893113b9a9107ca- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207103706
- Bitcoin block existence check
- https://blockstream.info/api/block/956312
Full record
Track page: Songs without Words, Op. 62: No. 6, Allegretto grazioso 'Spring Song' (Frühlingslied) · Machine-readable JSON-LD