ISRC USQX92102892
Verified recording
USQX92102892 is “Lamentations, "Black/Folk Song Suite": III. Calvary Ostinato” by Yo-Yo Ma,
registered on the CopyrightChains blockchain with CopyrightID
0xb3c20fcc20e3819132482ec551262c5e8e31c149f509669b6cf28318e7c0be5b 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/USQX92102892.
Recording identifiers
- ISRC
- USQX92102892
- Title
- Lamentations, "Black/Folk Song Suite": III. Calvary Ostinato
- Artist
- Yo-Yo Ma
- CopyrightID (CopyrightChains transaction hash)
0xb3c20fcc20e3819132482ec551262c5e8e31c149f509669b6cf28318e7c0be5b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e6962a6f067a476b0d7fd48adb3d3c3aff96112488636e3f8695dca5a12a1704- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92102892
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Lamentations, "Black/Folk Song Suite": III. Calvary Ostinato · Machine-readable JSON-LD