ISRC DEF055901474
Verified recording
DEF055901474 is “String Quartet No. 2 in A Minor, Op. 51, No. 2: IV. Finale (Allegro non assai - Più vivace)” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x1967c83d47f0a8fee653f5579a0112aee3b9f3b18185e42038e676a16d936e70 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/DEF055901474.
Recording identifiers
- ISRC
- DEF055901474
- Title
- String Quartet No. 2 in A Minor, Op. 51, No. 2: IV. Finale (Allegro non assai - Più vivace)
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x1967c83d47f0a8fee653f5579a0112aee3b9f3b18185e42038e676a16d936e70
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e0f5226d9a504afa36327e2c11ea804844bfc46f894db151773070802d233b71- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055901474
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 2 in A Minor, Op. 51, No. 2: IV. Finale (Allegro non assai - Più vivace) · Machine-readable JSON-LD