ISRC QZDSS1900609
Verified recording
QZDSS1900609 is “Memnon, D.541” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x0268855c52449cfa721a531919301d5a65485bec8aafbebf147782d2500e75a7 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDSS1900609.
Recording identifiers
- ISRC
- QZDSS1900609
- Title
- Memnon, D.541
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x0268855c52449cfa721a531919301d5a65485bec8aafbebf147782d2500e75a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:cdc418cc0a93f78621b4544c5176b8e48f09aa8693af7c017704872a3a288334- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDSS1900609
- Bitcoin block existence check
- https://blockstream.info/api/block/960403