ISRC US2J71904503
Verified recording
US2J71904503 is “This Was Us” by Grand River,
registered on the CopyrightChains blockchain with CopyrightID
0x28cf06df71a8d3147377719417e0d90872229a589bcd4b8cae8c19857bfc3c8b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2J71904503.
Recording identifiers
- ISRC
- US2J71904503
- Title
- This Was Us
- Artist
- Grand River
- CopyrightID (CopyrightChains transaction hash)
0x28cf06df71a8d3147377719417e0d90872229a589bcd4b8cae8c19857bfc3c8b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a45a97caf3e74bb3cf835d519daf9b723a46b971bf5805b7e6eaeacd75d7a5b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2J71904503
- Bitcoin block existence check
- https://blockstream.info/api/block/953520