ISRC GBHQC0552929

Verified recording

GBHQC0552929 is “Blues for Yesterday” by Louis Armstrong, registered on the CopyrightChains blockchain with CopyrightID 0xbdc14f8ecb0ac83812049ca11a6cb479cc6ea9bbe0903b102d634d5f287890b6 and independently timestamped in Bitcoin block 960337 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHQC0552929.

Recording identifiers

ISRC
GBHQC0552929
Title
Blues for Yesterday
Artist
Louis Armstrong
CopyrightID (CopyrightChains transaction hash)
0xbdc14f8ecb0ac83812049ca11a6cb479cc6ea9bbe0903b102d634d5f287890b6

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48+00:00
Bitcoin block
960337
Canonical record hash
sha256:859e9c978cd6754733bf55b51c432780043ba685a8f98e7f7884e3f38a7c38b3
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBHQC0552929
Bitcoin block existence check
https://blockstream.info/api/block/960337

Full record

Track page: Blues for Yesterday · Machine-readable JSON-LD