ISRC NLA507401014
Verified recording
NLA507401014 is “String Quartet No. 7 in F, Op. 59 No. 1 - "Rasumovsky No. 1": 3. Adagio molto e mesto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x8d55e4a7bdcea3808d487915bc85ece77f285279c9ee2ca7ba229b57c33d469b and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401014.
Recording identifiers
- ISRC
- NLA507401014
- Title
- String Quartet No. 7 in F, Op. 59 No. 1 - "Rasumovsky No. 1": 3. Adagio molto e mesto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x8d55e4a7bdcea3808d487915bc85ece77f285279c9ee2ca7ba229b57c33d469b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:ad1f6f2aef7779a2fa8b9afa2c2953590c91a9c0e70b1cdad5ff984a3f05e124- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507401014
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: String Quartet No. 7 in F, Op. 59 No. 1 - "Rasumovsky No. 1": 3. Adagio molto e mesto · Machine-readable JSON-LD