ISRC GBCTX1800743

Verified recording

GBCTX1800743 is “21st Century Schizoid Man (Live, Fillmore West, Dec. 15, 1969)” by King Crimson, registered on the CopyrightChains blockchain with CopyrightID 0xcd2bc7db06d950d6c027c58dd00f27c7c34c82b615a5f7a0f30e3c943cf4de58 and independently timestamped in Bitcoin block 957073 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCTX1800743.

Recording identifiers

ISRC
GBCTX1800743
Title
21st Century Schizoid Man (Live, Fillmore West, Dec. 15, 1969)
Artist
King Crimson
CopyrightID (CopyrightChains transaction hash)
0xcd2bc7db06d950d6c027c58dd00f27c7c34c82b615a5f7a0f30e3c943cf4de58

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05+00:00
Bitcoin block
957073
Canonical record hash
sha256:c57412263865f80c4627d058ad3322ea5b0132a7e57ebe261e03bc2f6f631aab
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCTX1800743
Bitcoin block existence check
https://blockstream.info/api/block/957073

Full record

Track page: 21st Century Schizoid Man (Live, Fillmore West, Dec. 15, 1969) · Machine-readable JSON-LD