ISRC QM3DF2290260
Verified recording
QM3DF2290260 is “Valentine” by Oskar Hahn,
registered on the CopyrightChains blockchain with CopyrightID
0x752ee9a3e8c337eb814fe8a967157aa66a216698e666287aba7a387a05c9e9f3 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2290260.
Recording identifiers
- ISRC
- QM3DF2290260
- Title
- Valentine
- Artist
- Oskar Hahn
- CopyrightID (CopyrightChains transaction hash)
0x752ee9a3e8c337eb814fe8a967157aa66a216698e666287aba7a387a05c9e9f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:b82c9789a044fee137719089d1e5cca67a0369692ce56b4d425b34a19268e9a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2290260
- Bitcoin block existence check
- https://blockstream.info/api/block/960138