ISRC USA4A0901004
Verified recording
USA4A0901004 is “Poor Mourner” by Dinwiddie Colored Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0x037c5f3489bd4ece7a9865578444fec111be53a8870ea07b3cc76d2b2d81b1c9 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4A0901004.
Recording identifiers
- ISRC
- USA4A0901004
- Title
- Poor Mourner
- Artist
- Dinwiddie Colored Quartet
- CopyrightID (CopyrightChains transaction hash)
0x037c5f3489bd4ece7a9865578444fec111be53a8870ea07b3cc76d2b2d81b1c9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:316d1b10532fbb7a75628e5bb7604aea54dd089d6315d6438a2dee89d486a838- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4A0901004
- Bitcoin block existence check
- https://blockstream.info/api/block/957120