ISRC USBN20700389
Verified recording
USBN20700389 is “So Long Eric” by Charles Mingus,
registered on the CopyrightChains blockchain with CopyrightID
0x67547038d22e1b1b395b73b1c7d90aa65c15e33012b830cbfc06e0d677d2d8fc and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20700389.
Recording identifiers
- ISRC
- USBN20700389
- Title
- So Long Eric
- Artist
- Charles Mingus
- CopyrightID (CopyrightChains transaction hash)
0x67547038d22e1b1b395b73b1c7d90aa65c15e33012b830cbfc06e0d677d2d8fc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ee7bf4a2d9c4f4eba0429f12381c159239eec5f8ac4c809eac76de01ee0b4a26- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20700389
- Bitcoin block existence check
- https://blockstream.info/api/block/956302