ISRC DEN421505004
Verified recording
DEN421505004 is “Urlicht” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xb4437a3fbcdbdc609c5ba4d640fdff2919f724560e12fe851fb9d79fc6751737 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN421505004.
Recording identifiers
- ISRC
- DEN421505004
- Title
- Urlicht
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xb4437a3fbcdbdc609c5ba4d640fdff2919f724560e12fe851fb9d79fc6751737
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4577153a8b0295feaf818f72e58866b68fccba899ce73e721007d03b0d415524- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN421505004
- Bitcoin block existence check
- https://blockstream.info/api/block/956304