ISRC DEF056102022
Verified recording
DEF056102022 is “Cello Concerto in A major, Wq. 172: 2. Largo” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xe054ccb0657108186343cff3f6439cd86dcb1a4dc3f7b7b97365ab0209768ded and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102022.
Recording identifiers
- ISRC
- DEF056102022
- Title
- Cello Concerto in A major, Wq. 172: 2. Largo
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0xe054ccb0657108186343cff3f6439cd86dcb1a4dc3f7b7b97365ab0209768ded
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:dc59e72fcb8252610a91718e5ab05f783c5ab24ba77842b1567cf7c4ce853576- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102022
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Cello Concerto in A major, Wq. 172: 2. Largo · Machine-readable JSON-LD