ISRC DEF059602763
Verified recording
DEF059602763 is “Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xf20bef50742474545805b465d28c735b746395c005e8a0dff8f5a8a5f563ac95 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/DEF059602763.
Recording identifiers
- ISRC
- DEF059602763
- Title
- Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xf20bef50742474545805b465d28c735b746395c005e8a0dff8f5a8a5f563ac95
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:0743d8fcadb52f3679433355f2db09fc555ca385a1971c56f57461b9e82bab68- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059602763
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell · Machine-readable JSON-LD