ISRC QZMEM2112912

Verified recording

QZMEM2112912 is “Old McDonald Goes to the Circus” by Allan Corby, registered on the CopyrightChains blockchain with CopyrightID 0x665d64a4bb42e7b40abcf5a4bb66cc5219c13b24461d8de50a51f7e477cb7a86 and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEM2112912.

Recording identifiers

ISRC
QZMEM2112912
Title
Old McDonald Goes to the Circus
Artist
Allan Corby
CopyrightID (CopyrightChains transaction hash)
0x665d64a4bb42e7b40abcf5a4bb66cc5219c13b24461d8de50a51f7e477cb7a86

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:ec96f7e12fe18f99f59411b131d27fb542e8f930965268cb3469f9551e37c090
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEM2112912
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Old McDonald Goes to the Circus · Machine-readable JSON-LD