ISRC CALC41501202
Verified recording
CALC41501202 is “Violin Concerto No. 1 in A Major, Op. 20: II. Andante espressivo” by Camille Saint-Saëns,
registered on the CopyrightChains blockchain with CopyrightID
0xa29f9a21503105fbabf951f2595835e235198134e29879e89ab228f6cf888a54 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41501202.
Recording identifiers
- ISRC
- CALC41501202
- Title
- Violin Concerto No. 1 in A Major, Op. 20: II. Andante espressivo
- Artist
- Camille Saint-Saëns
- CopyrightID (CopyrightChains transaction hash)
0xa29f9a21503105fbabf951f2595835e235198134e29879e89ab228f6cf888a54
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:89be8216b706afe02bf3d9c3127cbbbe7b8ae1f4d7aa432226c58e146577bb9a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41501202
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Violin Concerto No. 1 in A Major, Op. 20: II. Andante espressivo · Machine-readable JSON-LD