ISRC QZNWR2164472
Verified recording
QZNWR2164472 is “Sing a Song of Sixpence” by Andrew Holdsworth,
registered on the CopyrightChains blockchain with CopyrightID
0x1eee9097faca212d86aa0b7e5bdf07141d328a12fdbea6e98bdf93a0f102a344 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWR2164472.
Recording identifiers
- ISRC
- QZNWR2164472
- Title
- Sing a Song of Sixpence
- Artist
- Andrew Holdsworth
- CopyrightID (CopyrightChains transaction hash)
0x1eee9097faca212d86aa0b7e5bdf07141d328a12fdbea6e98bdf93a0f102a344
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:a8a0fbcf3f1f8ee0e40118047ffaeedd061dec692aaf526b3d8dc56aaed4e219- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWR2164472
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Sing a Song of Sixpence · Machine-readable JSON-LD