ISRC USA370685972
Verified recording
USA370685972 is “Speak Low” by Les Brown,
registered on the CopyrightChains blockchain with CopyrightID
0xb45a829b92702945b298e3d5c50a1e8f6446d02c750fdb5b4a02315b02e31bf9 and independently timestamped
in Bitcoin block 960429 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370685972.
Recording identifiers
- ISRC
- USA370685972
- Title
- Speak Low
- Artist
- Les Brown
- CopyrightID (CopyrightChains transaction hash)
0xb45a829b92702945b298e3d5c50a1e8f6446d02c750fdb5b4a02315b02e31bf9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:26eea8f8c3585ccfe31684a51d2858a0d8dc7dd60ec9922528e18a4acfcc19a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA370685972
- Bitcoin block existence check
- https://blockstream.info/api/block/960429