ISRC SEPQB6702220
Verified recording
SEPQB6702220 is “Downtown” by Siw Malmkvist,
registered on the CopyrightChains blockchain with CopyrightID
0x5a1c30d2fcc8ba6ace68914a0da90226f137007a884e645a20d3d5dd4d13ea4f and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEPQB6702220.
Recording identifiers
- ISRC
- SEPQB6702220
- Title
- Downtown
- Artist
- Siw Malmkvist
- CopyrightID (CopyrightChains transaction hash)
0x5a1c30d2fcc8ba6ace68914a0da90226f137007a884e645a20d3d5dd4d13ea4f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:ca075c0b561fa23e028030594dd16b8c515caee9f3b2943d649ea7c7bc02d106- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEPQB6702220
- Bitcoin block existence check
- https://blockstream.info/api/block/953513