ISRC USSM16501327
Verified recording
USSM16501327 is “40 Days” by Dave Brubeck,
registered on the CopyrightChains blockchain with CopyrightID
0x737850374783c9e6b8d72bc41caf6b68e38327df2c73ac372ad5654471c95b7d and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16501327.
Recording identifiers
- ISRC
- USSM16501327
- Title
- 40 Days
- Artist
- Dave Brubeck
- CopyrightID (CopyrightChains transaction hash)
0x737850374783c9e6b8d72bc41caf6b68e38327df2c73ac372ad5654471c95b7d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:9a06389e71710e08b5b7385ebed48b06240ec29f52c8fde3c4ff73720e2d66c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16501327
- Bitcoin block existence check
- https://blockstream.info/api/block/960334