ISRC USB8U1700221
Verified recording
USB8U1700221 is “Symphony No. 104 in D Major, Hob. I:104 "London": II. Andante” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x0025766227df49119fd8873387c901dcfa3303b01417c53072af984b2b936dd6 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/USB8U1700221.
Recording identifiers
- ISRC
- USB8U1700221
- Title
- Symphony No. 104 in D Major, Hob. I:104 "London": II. Andante
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x0025766227df49119fd8873387c901dcfa3303b01417c53072af984b2b936dd6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:dc3a2c1bad770550b10794bd5e33b036a53eec839e4e39012392a67c5c24ad61- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1700221
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Symphony No. 104 in D Major, Hob. I:104 "London": II. Andante · Machine-readable JSON-LD