ISRC GBDGQ1223302

Verified recording

GBDGQ1223302 is “Symphony No. 1 in C Minor, Op. 68: II. Andante sostenuto” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0x16c04ed5c9f8f9bcab7b004ed2119dd46ae38c1d448b57d5bafc53533e136efe and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223302.

Recording identifiers

ISRC
GBDGQ1223302
Title
Symphony No. 1 in C Minor, Op. 68: II. Andante sostenuto
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0x16c04ed5c9f8f9bcab7b004ed2119dd46ae38c1d448b57d5bafc53533e136efe

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:2de4322f7f080ddb5001155fdd17084c6656635b7e25faddd9526230c90a77e7
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ1223302
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Symphony No. 1 in C Minor, Op. 68: II. Andante sostenuto · Machine-readable JSON-LD