ISRC USBC10700684
Verified recording
USBC10700684 is “Symphony No. 4 in G Major: III. Ruhevoll” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x71281da381c6211bb0007c1094fddfb0bacd9508aa47b0a44a625edafb1dca91 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700684.
Recording identifiers
- ISRC
- USBC10700684
- Title
- Symphony No. 4 in G Major: III. Ruhevoll
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x71281da381c6211bb0007c1094fddfb0bacd9508aa47b0a44a625edafb1dca91
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:6ecf4a896a1c21ef77c648bdb03ccb51bed52e820791f76dd1f0a8d14ed99f17- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700684
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Symphony No. 4 in G Major: III. Ruhevoll · Machine-readable JSON-LD