ISRC USHM81514932
Verified recording
USHM81514932 is “Why Did You Come Back?” by David Hirschfelder,
registered on the CopyrightChains blockchain with CopyrightID
0x888b243b2667d9aa5e11c8e4f0ac333976a8fc7c061b50d5f339ed0d0671def7 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81514932.
Recording identifiers
- ISRC
- USHM81514932
- Title
- Why Did You Come Back?
- Artist
- David Hirschfelder
- CopyrightID (CopyrightChains transaction hash)
0x888b243b2667d9aa5e11c8e4f0ac333976a8fc7c061b50d5f339ed0d0671def7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:d1afc472c5f3e4dc7087dc59d7c8dab971ff8e66e94fecd77ca8f9636de6e403- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81514932
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Why Did You Come Back? · Machine-readable JSON-LD