ISRC HUAC51900030
Verified recording
HUAC51900030 is “Puzzle (Black Hole Edition)” by Judit Varga,
registered on the CopyrightChains blockchain with CopyrightID
0x23ed03ca623eb61743e8bf61fb8488c9b431441396ca9eccf322bd748803c772 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUAC51900030.
Recording identifiers
- ISRC
- HUAC51900030
- Title
- Puzzle (Black Hole Edition)
- Artist
- Judit Varga
- CopyrightID (CopyrightChains transaction hash)
0x23ed03ca623eb61743e8bf61fb8488c9b431441396ca9eccf322bd748803c772
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:f3b02feb42c6d3bf42c87771f5ebe177bd142426a9642921788cd841c751b556- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUAC51900030
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Puzzle (Black Hole Edition) · Machine-readable JSON-LD