ISRC GBAJY2239213

Verified recording

GBAJY2239213 is “3 Popular Rags: No. 3, Last Rag” by William Bolcom, registered on the CopyrightChains blockchain with CopyrightID 0x5583bd049938c65bad6ccf0b2848da6609c33a09e240e6887a4ab9a250124ef4 and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY2239213.

Recording identifiers

ISRC
GBAJY2239213
Title
3 Popular Rags: No. 3, Last Rag
Artist
William Bolcom
CopyrightID (CopyrightChains transaction hash)
0x5583bd049938c65bad6ccf0b2848da6609c33a09e240e6887a4ab9a250124ef4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:670da139492f214ab73ff6604257f2680b4b716832d065d1df454519cff0fcaa
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY2239213
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: 3 Popular Rags: No. 3, Last Rag · Machine-readable JSON-LD