ISRC GBAYC8902990
Verified recording
GBAYC8902990 is “String Quartet No. 1 in F Major, Op. 18 No. 1: II. Adagio affettuoso ed appassionato” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x6e556c699bc81789adcca42d9f6dc2693f0bd7ac9d2a1e1f47ac1971e1e52b2d and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8902990.
Recording identifiers
- ISRC
- GBAYC8902990
- Title
- String Quartet No. 1 in F Major, Op. 18 No. 1: II. Adagio affettuoso ed appassionato
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x6e556c699bc81789adcca42d9f6dc2693f0bd7ac9d2a1e1f47ac1971e1e52b2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:a259078525ffc0534638ce5c8ca7fcf1b7ea9a18e765093645016eaaa98184c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8902990
- Bitcoin block existence check
- https://blockstream.info/api/block/960099
Full record
Track page: String Quartet No. 1 in F Major, Op. 18 No. 1: II. Adagio affettuoso ed appassionato · Machine-readable JSON-LD