ISRC USNA18711642
Verified recording
USNA18711642 is “Willow” by David Lanz,
registered on the CopyrightChains blockchain with CopyrightID
0x4da227e8d8b972d36d3a0873cab362d612c7a53f7cb1666f9b3c9d017c25e048 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA18711642.
Recording identifiers
- ISRC
- USNA18711642
- Title
- Willow
- Artist
- David Lanz
- CopyrightID (CopyrightChains transaction hash)
0x4da227e8d8b972d36d3a0873cab362d612c7a53f7cb1666f9b3c9d017c25e048
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:74a717351028f49aaa6cf3c9ed891d207c8f56db718bc5fedf96a7b87cb57904- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA18711642
- Bitcoin block existence check
- https://blockstream.info/api/block/953520