ISRC US29X0409901
Verified recording
US29X0409901 is “A Riddle Song” by Fred Hersch,
registered on the CopyrightChains blockchain with CopyrightID
0x56c00b093fe569acbd0d84f87340f1706443a7259d41671a3173795edf5f6914 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29X0409901.
Recording identifiers
- ISRC
- US29X0409901
- Title
- A Riddle Song
- Artist
- Fred Hersch
- CopyrightID (CopyrightChains transaction hash)
0x56c00b093fe569acbd0d84f87340f1706443a7259d41671a3173795edf5f6914
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:c791822c2704f4318abf7580006df39afed44b64444acd5664a85629aee1f789- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US29X0409901
- Bitcoin block existence check
- https://blockstream.info/api/block/960448