ISRC GBAYC1001355

Verified recording

GBAYC1001355 is “Beethoven: String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio ma non troppo e molto cantabile” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x3a4f1f15e530bf64d96208a647ba53c1f3a5ed8a9ec1eb2ab64e6c48f3434412 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/GBAYC1001355.

Recording identifiers

ISRC
GBAYC1001355
Title
Beethoven: String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio ma non troppo e molto cantabile
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x3a4f1f15e530bf64d96208a647ba53c1f3a5ed8a9ec1eb2ab64e6c48f3434412

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:e76d80e97603ac5c3ea023915e10f9090a66e8c3b096d6ce8e724dc85a8292ee
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001355
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Beethoven: String Quartet No. 12 in E-Flat Major, Op. 127: II. Adagio ma non troppo e molto cantabile · Machine-readable JSON-LD