ISRC FRZ177800070
Verified recording
FRZ177800070 is “Rondo en ré majeur, Op.138, D 608: Notre amitié est invariable” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xd1204bd20329a5edc066fe0399f0d2ed6836af6ad7527d9c0b58c620bd9c6490 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ177800070.
Recording identifiers
- ISRC
- FRZ177800070
- Title
- Rondo en ré majeur, Op.138, D 608: Notre amitié est invariable
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xd1204bd20329a5edc066fe0399f0d2ed6836af6ad7527d9c0b58c620bd9c6490
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8f2343b8f6f2ba017ba639a41fd650ad3ad69ef69be2e06c7431e76d88b885a0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ177800070
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Rondo en ré majeur, Op.138, D 608: Notre amitié est invariable · Machine-readable JSON-LD