ISRC DEW912319804
Verified recording
DEW912319804 is “Piano Concerto No. 2 in A-Flat Major, H 31: II. Poco adagio” by John Field,
registered on the CopyrightChains blockchain with CopyrightID
0x7db90be02c1a0d04ea64f0594d8e6d146774f4a23620e6e356ac6899a4d8833d and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEW912319804.
Recording identifiers
- ISRC
- DEW912319804
- Title
- Piano Concerto No. 2 in A-Flat Major, H 31: II. Poco adagio
- Artist
- John Field
- CopyrightID (CopyrightChains transaction hash)
0x7db90be02c1a0d04ea64f0594d8e6d146774f4a23620e6e356ac6899a4d8833d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:6f25bb4aad54da74d149a5211817d773510a780dc2b76facf825bc6a48825309- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEW912319804
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Piano Concerto No. 2 in A-Flat Major, H 31: II. Poco adagio · Machine-readable JSON-LD