ISRC GBUM71102123
Verified recording
GBUM71102123 is “Iron Man - Live on the BBC Friday Rock Show at The Reading Festival, Saturday August 27th 1983” by Black Sabbath,
registered on the CopyrightChains blockchain with CopyrightID
0x47d3ce2add372bd1188c0a7c0af3a4be3569e9c95fcce002210359f453b6f6f4 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/GBUM71102123.
Recording identifiers
- ISRC
- GBUM71102123
- Title
- Iron Man - Live on the BBC Friday Rock Show at The Reading Festival, Saturday August 27th 1983
- Artist
- Black Sabbath
- CopyrightID (CopyrightChains transaction hash)
0x47d3ce2add372bd1188c0a7c0af3a4be3569e9c95fcce002210359f453b6f6f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c99ddf731474b2eeca598387b0f8af5dc18a886370a20c2059d07f30e42ba072- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71102123
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Iron Man - Live on the BBC Friday Rock Show at The Reading Festival, Saturday August 27th 1983 · Machine-readable JSON-LD