ISRC QZF452012141
Verified recording
QZF452012141 is “Without Your letter” by Lee Nyeom,
registered on the CopyrightChains blockchain with CopyrightID
0x09aa783f0afcddd292059f3d7499403c096b955aacda6cbfe7f0ab29cb397262 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/QZF452012141.
Recording identifiers
- ISRC
- QZF452012141
- Title
- Without Your letter
- Artist
- Lee Nyeom
- CopyrightID (CopyrightChains transaction hash)
0x09aa783f0afcddd292059f3d7499403c096b955aacda6cbfe7f0ab29cb397262
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c2ef3fd0720ceb4850d2d38a6d70c27bc0297a7772894042d2f9b7d53daf6a6c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZF452012141
- Bitcoin block existence check
- https://blockstream.info/api/block/956302