ISRC GBLLT1509360

Verified recording

GBLLT1509360 is “Black ol' town blues - Black ol' town blues” by Louis Armstrong, registered on the CopyrightChains blockchain with CopyrightID 0x6d99d76b70a71809031539d9c4103d9971ec57cb80e728bcd3f7118d60430993 and independently timestamped in Bitcoin block 960379 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLT1509360.

Recording identifiers

ISRC
GBLLT1509360
Title
Black ol' town blues - Black ol' town blues
Artist
Louis Armstrong
CopyrightID (CopyrightChains transaction hash)
0x6d99d76b70a71809031539d9c4103d9971ec57cb80e728bcd3f7118d60430993

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T09:25:34+00:00
Bitcoin block
960379
Canonical record hash
sha256:3ea28482a012bd005220e9ab04c26c7229bcfb03c1728664518be54438cafd4e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLT1509360
Bitcoin block existence check
https://blockstream.info/api/block/960379

Full record

Track page: Black ol' town blues - Black ol' town blues · Machine-readable JSON-LD