ISRC QZWDD2427739
Verified recording
QZWDD2427739 is “Pumpkin” by Antoni Komasa-Łazarkiewicz,
registered on the CopyrightChains blockchain with CopyrightID
0xd9e5e55f641132641de3e2734d5acd3a7b396ec43e5c9394514ccecb1a5295f2 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2427739.
Recording identifiers
- ISRC
- QZWDD2427739
- Title
- Pumpkin
- Artist
- Antoni Komasa-Łazarkiewicz
- CopyrightID (CopyrightChains transaction hash)
0xd9e5e55f641132641de3e2734d5acd3a7b396ec43e5c9394514ccecb1a5295f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:db7f8e629656552d845128bfacb7eca8a2c77d1a0f73907c9bd8f628f03a7717- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2427739
- Bitcoin block existence check
- https://blockstream.info/api/block/960291