ISRC AUFFF0500078
Verified recording
AUFFF0500078 is “Yesterday” by John Lennon,
registered on the CopyrightChains blockchain with CopyrightID
0x79ee8c6cc5d83bba9c9d404db6f6368c2f541924d772407adf5bcde7add5073e 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/AUFFF0500078.
Recording identifiers
- ISRC
- AUFFF0500078
- Title
- Yesterday
- Artist
- John Lennon
- CopyrightID (CopyrightChains transaction hash)
0x79ee8c6cc5d83bba9c9d404db6f6368c2f541924d772407adf5bcde7add5073e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:66b23385aab9c35788e5b961a90df10732e2fec64ead71e9d2c6ec796c57c872- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUFFF0500078
- Bitcoin block existence check
- https://blockstream.info/api/block/960455