ISRC SEWDL0769602
Verified recording
SEWDL0769602 is “Serenade No. 9 in D Major, K. 320 (Posthorn Serenade): Concertante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf296c6a0367d98ad01269aa296f864d33d5b534189971ee8437fd26c8642f9d3 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769602.
Recording identifiers
- ISRC
- SEWDL0769602
- Title
- Serenade No. 9 in D Major, K. 320 (Posthorn Serenade): Concertante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf296c6a0367d98ad01269aa296f864d33d5b534189971ee8437fd26c8642f9d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:9f25df61504256c04f2c1ee94e18987ac89ff9f541d7b94f73430754e53e0061- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0769602
- Bitcoin block existence check
- https://blockstream.info/api/block/960362
Full record
Track page: Serenade No. 9 in D Major, K. 320 (Posthorn Serenade): Concertante · Machine-readable JSON-LD