ISRC SEWDL0794304
Verified recording
SEWDL0794304 is “Frühlingsstimmen (Voices of Spring), Op. 410: Waltz” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xf4cb1136cd56d0c5cbbbe5ec9f068b8fc33d058de7c0b3c932b3d8a0d8cf6723 and independently timestamped
in Bitcoin block 957048 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0794304.
Recording identifiers
- ISRC
- SEWDL0794304
- Title
- Frühlingsstimmen (Voices of Spring), Op. 410: Waltz
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xf4cb1136cd56d0c5cbbbe5ec9f068b8fc33d058de7c0b3c932b3d8a0d8cf6723
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:18:56+00:00
- Bitcoin block
- 957048
- Canonical record hash
sha256:29677c2adc3edc3a0b1069abee4ad6dd4a584e36f6876517262350820f7e9657- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0794304
- Bitcoin block existence check
- https://blockstream.info/api/block/957048
Full record
Track page: Frühlingsstimmen (Voices of Spring), Op. 410: Waltz · Machine-readable JSON-LD