ISRC GBCAD1600612

Verified recording

GBCAD1600612 is “What Is and What Should Never Be - 1/4/71 Paris Theatre;Remaster” by Led Zeppelin, registered on the CopyrightChains blockchain with CopyrightID 0xb8e6ee390bc89f39f8ae209fa5dffbf138fc727f8b968706ffe255a6361619e7 and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCAD1600612.

Recording identifiers

ISRC
GBCAD1600612
Title
What Is and What Should Never Be - 1/4/71 Paris Theatre;Remaster
Artist
Led Zeppelin
CopyrightID (CopyrightChains transaction hash)
0xb8e6ee390bc89f39f8ae209fa5dffbf138fc727f8b968706ffe255a6361619e7

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:fc3d6a12f3b9cab1345f570db94f41845318a149b829a87785056d75762ae2e7
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCAD1600612
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: What Is and What Should Never Be - 1/4/71 Paris Theatre;Remaster · Machine-readable JSON-LD