ISRC QM4TX2274406
Verified recording
QM4TX2274406 is “Sparrow” by Tilda Swinton,
registered on the CopyrightChains blockchain with CopyrightID
0x74d19d2eb25d3c21546c9094c74ab4d24e0f496c6478e38c762f59a6d10ad8c8 and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2274406.
Recording identifiers
- ISRC
- QM4TX2274406
- Title
- Sparrow
- Artist
- Tilda Swinton
- CopyrightID (CopyrightChains transaction hash)
0x74d19d2eb25d3c21546c9094c74ab4d24e0f496c6478e38c762f59a6d10ad8c8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:b3ce8f929659fa9c1be90ecb860da2f589ac867dc5e27eb8000d04d36b8d2356- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2274406
- Bitcoin block existence check
- https://blockstream.info/api/block/960300