ISRC USTE10305269
Verified recording
USTE10305269 is “Kindertotenlieder: I. Nun will die Sonn' so hell aufgeh'n” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x604eb3fa2a6bb9fff04e88c4a15a3b7219c8ac1e387e56a7c3a324a1676ea317 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/USTE10305269.
Recording identifiers
- ISRC
- USTE10305269
- Title
- Kindertotenlieder: I. Nun will die Sonn' so hell aufgeh'n
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x604eb3fa2a6bb9fff04e88c4a15a3b7219c8ac1e387e56a7c3a324a1676ea317
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:eccb4a390d58feb02ed163fdde9891afb33db54d19986efd4bbbf1b50f1b60c8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10305269
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Kindertotenlieder: I. Nun will die Sonn' so hell aufgeh'n · Machine-readable JSON-LD