ISRC DEFG22364502
Verified recording
DEFG22364502 is “Hollywood Songbook: No. 1b, Der Sohn. Mein junger Sohn fragt mich” by Hanns Eisler,
registered on the CopyrightChains blockchain with CopyrightID
0xd5ffc5961f71623833ac43b2eb1db5c4fdb76a753135b7b9372547312278393f 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/DEFG22364502.
Recording identifiers
- ISRC
- DEFG22364502
- Title
- Hollywood Songbook: No. 1b, Der Sohn. Mein junger Sohn fragt mich
- Artist
- Hanns Eisler
- CopyrightID (CopyrightChains transaction hash)
0xd5ffc5961f71623833ac43b2eb1db5c4fdb76a753135b7b9372547312278393f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e4539be99628c86a3900748e8613935743f03c304bc597fa2800c67231601d22- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG22364502
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Hollywood Songbook: No. 1b, Der Sohn. Mein junger Sohn fragt mich · Machine-readable JSON-LD