ISRC DEFG20400704
Verified recording
DEFG20400704 is “It Don't Mean a Thing (arr. for cello quartet)” by Duke Ellington,
registered on the CopyrightChains blockchain with CopyrightID
0x1531246e75ab612dbfd82ce754e92b31634ac0c39cc8ee73c21300f6433657e6 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG20400704.
Recording identifiers
- ISRC
- DEFG20400704
- Title
- It Don't Mean a Thing (arr. for cello quartet)
- Artist
- Duke Ellington
- CopyrightID (CopyrightChains transaction hash)
0x1531246e75ab612dbfd82ce754e92b31634ac0c39cc8ee73c21300f6433657e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:64706a3bc3f1b414e33b6f54cd3cbd66970c1ce0887447912c54d057cbcd5540- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG20400704
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: It Don't Mean a Thing (arr. for cello quartet) · Machine-readable JSON-LD