ISRC GBH5G1400939

Verified recording

GBH5G1400939 is “The Importance Of Being Earnest: Act II” by Sir John Gielgud, registered on the CopyrightChains blockchain with CopyrightID 0x5566c1b13f4563bde05568223eb59e318a99d9e0bce7cb872ab143b99ae1ebbc and independently timestamped in Bitcoin block 960422 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBH5G1400939.

Recording identifiers

ISRC
GBH5G1400939
Title
The Importance Of Being Earnest: Act II
Artist
Sir John Gielgud
CopyrightID (CopyrightChains transaction hash)
0x5566c1b13f4563bde05568223eb59e318a99d9e0bce7cb872ab143b99ae1ebbc

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:27:29+00:00
Bitcoin block
960422
Canonical record hash
sha256:1daa53ff5e9e70f76e33e6e014282cad42a9500b5695fe09a1f8058fc638eee6
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBH5G1400939
Bitcoin block existence check
https://blockstream.info/api/block/960422

Full record

Track page: The Importance Of Being Earnest: Act II · Machine-readable JSON-LD