ISRC NLA507805009
Verified recording
NLA507805009 is “Oboe Quartet in F, K.370: 2. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4acd225ef5e625eac4c0573fd466cbfd001bcde361191ced1071c16629bda7df and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507805009.
Recording identifiers
- ISRC
- NLA507805009
- Title
- Oboe Quartet in F, K.370: 2. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4acd225ef5e625eac4c0573fd466cbfd001bcde361191ced1071c16629bda7df
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:81a42038b4467ff32a6b2a7a153a093de3345af518a8a2b0abb06b7c841bbeeb- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507805009
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Oboe Quartet in F, K.370: 2. Adagio · Machine-readable JSON-LD