ISRC CH1260990101
Verified recording
CH1260990101 is “Cello Concerto in A Minor, Op. 129: I. Nicht zu schnell” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xe847189b7d3b5659c8aa433f132f4aec58be29d99870b29e85e1da4164b0fe4a 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/CH1260990101.
Recording identifiers
- ISRC
- CH1260990101
- Title
- Cello Concerto in A Minor, Op. 129: I. Nicht zu schnell
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xe847189b7d3b5659c8aa433f132f4aec58be29d99870b29e85e1da4164b0fe4a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8e77a1393e7da93b09880826ba21223fc733ce4bc808e2badb80b163684c7342- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1260990101
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Cello Concerto in A Minor, Op. 129: I. Nicht zu schnell · Machine-readable JSON-LD