ISRC QZGWW2007498
Verified recording
QZGWW2007498 is “unlasting (from "Sword Art Online Alicization") [Piano Arrangement]” by HalcyonMusic,
registered on the CopyrightChains blockchain with CopyrightID
0x4bac50ab144b682a9922bd18d9020fac0b5a61a2641a3333920a20b063b25f22 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGWW2007498.
Recording identifiers
- ISRC
- QZGWW2007498
- Title
- unlasting (from "Sword Art Online Alicization") [Piano Arrangement]
- Artist
- HalcyonMusic
- CopyrightID (CopyrightChains transaction hash)
0x4bac50ab144b682a9922bd18d9020fac0b5a61a2641a3333920a20b063b25f22
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:4d5ace4af6156e9e37fae9bb72f61ab81fa32d56c9815ff8490427e27237dcd6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGWW2007498
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: unlasting (from "Sword Art Online Alicization") [Piano Arrangement] · Machine-readable JSON-LD