ISRC SEWDL0767504
Verified recording
SEWDL0767504 is “Serenade in E Major for Strings, Op. 22: IV. Larghetto” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xaf7b4ac1fa03bc3e128e5bbb92bcb0c9756821b1ce11239f15ae18d581d9782c and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0767504.
Recording identifiers
- ISRC
- SEWDL0767504
- Title
- Serenade in E Major for Strings, Op. 22: IV. Larghetto
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xaf7b4ac1fa03bc3e128e5bbb92bcb0c9756821b1ce11239f15ae18d581d9782c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:c12d842cdf288a24e49ff04fa5d1a97d9a22ca39f54a71b34c1f3116655c86ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0767504
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Serenade in E Major for Strings, Op. 22: IV. Larghetto · Machine-readable JSON-LD