ISRC GBBBA0345612
Verified recording
GBBBA0345612 is “12 Variations on "Ein Mädchen oder Weibchen" for Cello and Piano, Op. 66: Variation XI. Poco Adagio, quasi Andante” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa02b0bf03092c3bb1e0d4e6eff1c3c229793847c4bac2aaf192eb67be005d51a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0345612.
Recording identifiers
- ISRC
- GBBBA0345612
- Title
- 12 Variations on "Ein Mädchen oder Weibchen" for Cello and Piano, Op. 66: Variation XI. Poco Adagio, quasi Andante
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa02b0bf03092c3bb1e0d4e6eff1c3c229793847c4bac2aaf192eb67be005d51a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4092443f5d2504c19100129483d3527a4d27e0e91c0f4a56579229ed295b4539- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0345612
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 12 Variations on "Ein Mädchen oder Weibchen" for Cello and Piano, Op. 66: Variation XI. Poco Adagio, quasi Andante · Machine-readable JSON-LD