ISRC DEF058904355
Verified recording
DEF058904355 is “Rückert Lieder: Liebst du um Schönheit” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x7e7de6df2d00d626b0c15d2ac05cd903b25bcded7262ac6cc2b252b16c7ad1ea and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058904355.
Recording identifiers
- ISRC
- DEF058904355
- Title
- Rückert Lieder: Liebst du um Schönheit
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x7e7de6df2d00d626b0c15d2ac05cd903b25bcded7262ac6cc2b252b16c7ad1ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:8865f8455f8da941d932333bacd5688d5272ea6441c20d83f4aba9fb4485680e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058904355
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Rückert Lieder: Liebst du um Schönheit · Machine-readable JSON-LD