ISRC NLY331306521
Verified recording
NLY331306521 is “Duos for Two Cellos, Op. 49 No. 3 in A Minor: II. Adagio” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x8035b7190da6f9910284f56f6547aee53b74509a4a14602853215c37caab9656 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331306521.
Recording identifiers
- ISRC
- NLY331306521
- Title
- Duos for Two Cellos, Op. 49 No. 3 in A Minor: II. Adagio
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x8035b7190da6f9910284f56f6547aee53b74509a4a14602853215c37caab9656
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:1704730f705067983834adb7dae25f5c274cbeb1ee926e47ba62f752892655a0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331306521
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Duos for Two Cellos, Op. 49 No. 3 in A Minor: II. Adagio · Machine-readable JSON-LD