ISRC SEUM72300229
Verified recording
SEUM72300229 is “Symfoni” by Björn Holmgren,
registered on the CopyrightChains blockchain with CopyrightID
0x43d3471fe647773f5d28df4e87c6021027788becc5e0b5418d3ca42435a13387 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEUM72300229.
Recording identifiers
- ISRC
- SEUM72300229
- Title
- Symfoni
- Artist
- Björn Holmgren
- CopyrightID (CopyrightChains transaction hash)
0x43d3471fe647773f5d28df4e87c6021027788becc5e0b5418d3ca42435a13387
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:47b68785fb96f3e62d3348d631678ffbc1ce5f5ebcd75f50abbf6ea0b75e568b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEUM72300229
- Bitcoin block existence check
- https://blockstream.info/api/block/953515