ISRC DEC629100785
Verified recording
DEC629100785 is “Was eine Frau im Frühling träumt · aus der Operette 'Marietta'” by Walter Kollo,
registered on the CopyrightChains blockchain with CopyrightID
0xd9b644807953a96166638574279566c3ce072ac3cb4a467b1923a68ecad951fa and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC629100785.
Recording identifiers
- ISRC
- DEC629100785
- Title
- Was eine Frau im Frühling träumt · aus der Operette 'Marietta'
- Artist
- Walter Kollo
- CopyrightID (CopyrightChains transaction hash)
0xd9b644807953a96166638574279566c3ce072ac3cb4a467b1923a68ecad951fa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:a73a7bf29226d0b51d27cb28f1bff5099dfdba79d1c407c131f6ec12077bfbcd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC629100785
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Was eine Frau im Frühling träumt · aus der Operette 'Marietta' · Machine-readable JSON-LD