ISRC GBCAD2203249
Verified recording
GBCAD2203249 is “Mocking Bird - BBC Radio 1, John Peel Sunday Concert, 21 February 1971” by Barclay James Harvest,
registered on the CopyrightChains blockchain with CopyrightID
0xe5d6aaaf6d83312ca6e4b6822352be9fb5e09ae83d9925cf29e7488da37ac66c and independently timestamped
in Bitcoin block 960503 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCAD2203249.
Recording identifiers
- ISRC
- GBCAD2203249
- Title
- Mocking Bird - BBC Radio 1, John Peel Sunday Concert, 21 February 1971
- Artist
- Barclay James Harvest
- CopyrightID (CopyrightChains transaction hash)
0xe5d6aaaf6d83312ca6e4b6822352be9fb5e09ae83d9925cf29e7488da37ac66c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:41:24+00:00
- Bitcoin block
- 960503
- Canonical record hash
sha256:d9f643328585d9a82de5e27b798ced085a521198455b49ac670cd6eb82943a0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCAD2203249
- Bitcoin block existence check
- https://blockstream.info/api/block/960503
Full record
Track page: Mocking Bird - BBC Radio 1, John Peel Sunday Concert, 21 February 1971 · Machine-readable JSON-LD