ISRC QZDA52483453
Verified recording
QZDA52483453 is “Sad To See You Leave” by Bert,
registered on the CopyrightChains blockchain with CopyrightID
0x28400de8c9d0a0f4ae72dd4e2fd2710f1980970477edf6cc6bf7130c21e5a988 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA52483453.
Recording identifiers
- ISRC
- QZDA52483453
- Title
- Sad To See You Leave
- Artist
- Bert
- CopyrightID (CopyrightChains transaction hash)
0x28400de8c9d0a0f4ae72dd4e2fd2710f1980970477edf6cc6bf7130c21e5a988
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8869ff63c677616681fb5923273bd307d859c5fc2199fc11e0170c2462b617d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA52483453
- Bitcoin block existence check
- https://blockstream.info/api/block/956304