ISRC CH1491329409
Verified recording
CH1491329409 is “Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x927ff1bba090934849f19cce4670f6e8b6bc0fb2fc0a8bbccce00f05b96de4fc and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1491329409.
Recording identifiers
- ISRC
- CH1491329409
- Title
- Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0x927ff1bba090934849f19cce4670f6e8b6bc0fb2fc0a8bbccce00f05b96de4fc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:218cf53d73915f7773b98d640fe8eb21a972aba17c5949f130f49c24c4d89b0a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1491329409
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Concerto in A Major, Wq. 172, H. 439: III. Allegro assai · Machine-readable JSON-LD