ISRC USB8U2500320
Verified recording
USB8U2500320 is “Symphony No. 6 in A minor II. Scherzo. Wuchtig (Pesante)” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x9f298450f29883a20473c9c95c99f8c134e1928da766405d0de4d08230b780c4 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/USB8U2500320.
Recording identifiers
- ISRC
- USB8U2500320
- Title
- Symphony No. 6 in A minor II. Scherzo. Wuchtig (Pesante)
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x9f298450f29883a20473c9c95c99f8c134e1928da766405d0de4d08230b780c4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:567992990e8e7ef11dc6e6c04d27191531aaf7cdab948a47fcb19112f0ab2d22- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U2500320
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 6 in A minor II. Scherzo. Wuchtig (Pesante) · Machine-readable JSON-LD