ISRC SEWDL9200922
Verified recording
SEWDL9200922 is “Wien, Wien, nur du allein (Vienna, City of my Dreams)” by Rudolf Sieczynski,
registered on the CopyrightChains blockchain with CopyrightID
0xce91265934fc84f45523d81ab1d585536c6e0ed4c74bee0efe9bb4aedd63d03b 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/SEWDL9200922.
Recording identifiers
- ISRC
- SEWDL9200922
- Title
- Wien, Wien, nur du allein (Vienna, City of my Dreams)
- Artist
- Rudolf Sieczynski
- CopyrightID (CopyrightChains transaction hash)
0xce91265934fc84f45523d81ab1d585536c6e0ed4c74bee0efe9bb4aedd63d03b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7491ffa56eeae3c0373d21947dd91b13fe0817b5c75271afbe2c762ee3e976b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9200922
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Wien, Wien, nur du allein (Vienna, City of my Dreams) · Machine-readable JSON-LD