ISRC GBUM71301552

Verified recording

GBUM71301552 is “Sphinx” by Mark Lanegan, registered on the CopyrightChains blockchain with CopyrightID 0x95439b6f30c8102fddeaf935d873ebbadc99337d9e2890ac12016f6a013985ad and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71301552.

Recording identifiers

ISRC
GBUM71301552
Title
Sphinx
Artist
Mark Lanegan
CopyrightID (CopyrightChains transaction hash)
0x95439b6f30c8102fddeaf935d873ebbadc99337d9e2890ac12016f6a013985ad

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:4cea6ff88a5d5df2289a6a4c86828fcb6475f60597a63185db88ed08879cb058
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71301552
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Sphinx · Machine-readable JSON-LD