ISRC DEN961303240
Verified recording
DEN961303240 is “Ich weiß nicht, zu wem ich gehöre” by Friedrich Hollaender,
registered on the CopyrightChains blockchain with CopyrightID
0x725082de3fec894921e981fd774af2d1a64ad6dbfa9389445b49bd38e56b4645 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/DEN961303240.
Recording identifiers
- ISRC
- DEN961303240
- Title
- Ich weiß nicht, zu wem ich gehöre
- Artist
- Friedrich Hollaender
- CopyrightID (CopyrightChains transaction hash)
0x725082de3fec894921e981fd774af2d1a64ad6dbfa9389445b49bd38e56b4645
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:50b77e2f76554dfaa679fcd9dc6cd13e00173226261c9b65f84c1e5880d4d5d3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961303240
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ich weiß nicht, zu wem ich gehöre · Machine-readable JSON-LD