ISRC FR7JM2020130
Verified recording
FR7JM2020130 is “Canonic Sonata for Two Violas in D Minor, TWV 40:121: Canonic Sonata for Two Violas in D Minor, TWV 40:121: II. Piacevole non largo” by Georg Philipp Telemann,
registered on the CopyrightChains blockchain with CopyrightID
0x9da32b191eb4d93058153316e569fb90eb387e083789df74813a407ee253e4d9 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2020130.
Recording identifiers
- ISRC
- FR7JM2020130
- Title
- Canonic Sonata for Two Violas in D Minor, TWV 40:121: Canonic Sonata for Two Violas in D Minor, TWV 40:121: II. Piacevole non largo
- Artist
- Georg Philipp Telemann
- CopyrightID (CopyrightChains transaction hash)
0x9da32b191eb4d93058153316e569fb90eb387e083789df74813a407ee253e4d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:b7ef7b0429e054a220b81308b7f5e3f6a846f378ed13f29ec8aec5e22c4ceca9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2020130
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Canonic Sonata for Two Violas in D Minor, TWV 40:121: Canonic Sonata for Two Violas in D Minor, TWV 40:121: II. Piacevole non largo · Machine-readable JSON-LD