ISRC USSM10900340
Verified recording
USSM10900340 is “Symphony No. 9 in D Major: II. Im Tempo eines gemächlichen Ländlers” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x2403633d4215802fc631857ff002be90d5cf558ae8f2b0f8b6682da2fa971f8f 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/USSM10900340.
Recording identifiers
- ISRC
- USSM10900340
- Title
- Symphony No. 9 in D Major: II. Im Tempo eines gemächlichen Ländlers
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x2403633d4215802fc631857ff002be90d5cf558ae8f2b0f8b6682da2fa971f8f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:aee58e1fad96b7d0f572e6c0fbc818d13915556445f6f6fd93e525204dcaa907- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10900340
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Symphony No. 9 in D Major: II. Im Tempo eines gemächlichen Ländlers · Machine-readable JSON-LD