ISRC USASX0620917
Verified recording
USASX0620917 is “Serse (Xerxes), HWV 40, Act I: Ombra mai fu, "Largo" (arr. for flute, oboe and piano)” by Anonymous,
registered on the CopyrightChains blockchain with CopyrightID
0x2909ac642eb5420faa1a713e1372af2187a95c908cf3f4623999d3af92f49ac1 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0620917.
Recording identifiers
- ISRC
- USASX0620917
- Title
- Serse (Xerxes), HWV 40, Act I: Ombra mai fu, "Largo" (arr. for flute, oboe and piano)
- Artist
- Anonymous
- CopyrightID (CopyrightChains transaction hash)
0x2909ac642eb5420faa1a713e1372af2187a95c908cf3f4623999d3af92f49ac1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f969802d19527d0b29d1dd5dff7764fa8055b31ff71bf4efed31e1ace0bb5fba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0620917
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Serse (Xerxes), HWV 40, Act I: Ombra mai fu, "Largo" (arr. for flute, oboe and piano) · Machine-readable JSON-LD