ISRC USWR39800004
Verified recording
USWR39800004 is “Maria” by Dave Grusin,
registered on the CopyrightChains blockchain with CopyrightID
0x718dc5eeb4a0e20929108d51a07bd514ff6a55ff716f5868a731a8d5a8090866 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWR39800004.
Recording identifiers
- ISRC
- USWR39800004
- Title
- Maria
- Artist
- Dave Grusin
- CopyrightID (CopyrightChains transaction hash)
0x718dc5eeb4a0e20929108d51a07bd514ff6a55ff716f5868a731a8d5a8090866
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:a15b3962a5100834d240e21e36c53cecab668fe7e4b4cfed6b8137b4f68ed910- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWR39800004
- Bitcoin block existence check
- https://blockstream.info/api/block/957061