ISRC GBAJY0836018

Verified recording

GBAJY0836018 is “Waltz No. 18 in E-Flat Major. Sostenuto, KK IVb/10” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xdc5a8f77e4cc28df0d4b9d9b986d472eb989d419542be16a79adaf3a96e8812a and independently timestamped in Bitcoin block 960481 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0836018.

Recording identifiers

ISRC
GBAJY0836018
Title
Waltz No. 18 in E-Flat Major. Sostenuto, KK IVb/10
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xdc5a8f77e4cc28df0d4b9d9b986d472eb989d419542be16a79adaf3a96e8812a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35+00:00
Bitcoin block
960481
Canonical record hash
sha256:476850091988d3f3622141a3396c89447803feb877a4f54d59936c7ee45d0f5e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0836018
Bitcoin block existence check
https://blockstream.info/api/block/960481

Full record

Track page: Waltz No. 18 in E-Flat Major. Sostenuto, KK IVb/10 · Machine-readable JSON-LD