ISRC QZUDB2201028
Verified recording
QZUDB2201028 is “Memphis Blues” by Bing Crosby,
registered on the CopyrightChains blockchain with CopyrightID
0x392f14a1c8e21a65e0b2e91ed2688e6f9b5bec6b688b31da0a6dd581192d5388 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZUDB2201028.
Recording identifiers
- ISRC
- QZUDB2201028
- Title
- Memphis Blues
- Artist
- Bing Crosby
- CopyrightID (CopyrightChains transaction hash)
0x392f14a1c8e21a65e0b2e91ed2688e6f9b5bec6b688b31da0a6dd581192d5388
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:48d0d2a2271c654808b2e016d2ecc5badda02cd0c05d008a64164f7820a611d8- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZUDB2201028
- Bitcoin block existence check
- https://blockstream.info/api/block/956889