ISRC QZKDK2317821
Verified recording
QZKDK2317821 is “Melancholy” by On Piano,
registered on the CopyrightChains blockchain with CopyrightID
0x74bfc0cfcbb893342051376e7d7397de70907852dfd4d6b9c5f5e50790081412 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKDK2317821.
Recording identifiers
- ISRC
- QZKDK2317821
- Title
- Melancholy
- Artist
- On Piano
- CopyrightID (CopyrightChains transaction hash)
0x74bfc0cfcbb893342051376e7d7397de70907852dfd4d6b9c5f5e50790081412
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:f5e57db513b3b2ea19022c33733ff53971a105ff99a213aadd98aef678b16d4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKDK2317821
- Bitcoin block existence check
- https://blockstream.info/api/block/953520