ISRC NLA309700136
Verified recording
NLA309700136 is “Winter” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x2854ed99dbfc8ea2bb672149980d9abbc686468d1fd5ae407840c51cf7ed9a11 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA309700136.
Recording identifiers
- ISRC
- NLA309700136
- Title
- Winter
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x2854ed99dbfc8ea2bb672149980d9abbc686468d1fd5ae407840c51cf7ed9a11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c778324782dd7392f3cff546f66a7a8bb56813429f70a8a2246532edc542892b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA309700136
- Bitcoin block existence check
- https://blockstream.info/api/block/957118