ISRC USUM72215136
Verified recording
USUM72215136 is “Dirty Love - Live In Zagreb, November 21, 1975” by Frank Zappa,
registered on the CopyrightChains blockchain with CopyrightID
0xf9e15b24cdf8fd32ab184d6389f38b5bfe12a236624cad0240ed33297b70b58d and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215136.
Recording identifiers
- ISRC
- USUM72215136
- Title
- Dirty Love - Live In Zagreb, November 21, 1975
- Artist
- Frank Zappa
- CopyrightID (CopyrightChains transaction hash)
0xf9e15b24cdf8fd32ab184d6389f38b5bfe12a236624cad0240ed33297b70b58d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:9cd163c7be371612d7b9ac3a0561b01979800c1de3ad7840d24a6456363696de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215136
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Dirty Love - Live In Zagreb, November 21, 1975 · Machine-readable JSON-LD