ISRC SEWDL6142687
Verified recording
SEWDL6142687 is “Piano Sonata No. 13 in B-Flat Major, K. 333: II. Andante cantabile” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x87d94615821471e0127ee60d3c0856462b1595131b9c1e1bdff93c3118ad1090 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6142687.
Recording identifiers
- ISRC
- SEWDL6142687
- Title
- Piano Sonata No. 13 in B-Flat Major, K. 333: II. Andante cantabile
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x87d94615821471e0127ee60d3c0856462b1595131b9c1e1bdff93c3118ad1090
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:255c1970d97ab6d520f0e0808c5cda8c921afc55e97c942607721e0c5dc8b90b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6142687
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Piano Sonata No. 13 in B-Flat Major, K. 333: II. Andante cantabile · Machine-readable JSON-LD