ISRC GBF076211280

Verified recording

GBF076211280 is “16 Waltzes, Op. 39: 2. in E” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0x12f8d28795cbde36548e9fdfb316c14acf841b417eccf94c01c6136b7d9a303d and independently timestamped in Bitcoin block 960164 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076211280.

Recording identifiers

ISRC
GBF076211280
Title
16 Waltzes, Op. 39: 2. in E
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0x12f8d28795cbde36548e9fdfb316c14acf841b417eccf94c01c6136b7d9a303d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T23:23:05+00:00
Bitcoin block
960164
Canonical record hash
sha256:d8e9a6ff2e273642dc9af587c08648e2709911c32680670b2916c14ee5d43e61
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076211280
Bitcoin block existence check
https://blockstream.info/api/block/960164

Full record

Track page: 16 Waltzes, Op. 39: 2. in E · Machine-readable JSON-LD