ISRC CALC40800302
Verified recording
CALC40800302 is “Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x8419715a8cd00c87f84d2ae0bdfdd867dc8c5f4f109ca650f88f268d3079aad0 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC40800302.
Recording identifiers
- ISRC
- CALC40800302
- Title
- Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x8419715a8cd00c87f84d2ae0bdfdd867dc8c5f4f109ca650f88f268d3079aad0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:b29c55fb7685e769a7e160ed104b7f6a58471d7fe1f9a20e3cca42ddb844a479- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC40800302
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Symphony No. 8 in F Major, Op. 93: III. Tempo di menuetto · Machine-readable JSON-LD