ISRC GBCTX1400821
Verified recording
GBCTX1400821 is “Improv: A Voyage To The Centre Of The Cosmos [Bonus Track]” by King Crimson,
registered on the CopyrightChains blockchain with CopyrightID
0xaf9b0f699a003b0ff1aeb6f227ceb860e2f4ab28242e92396814dee660246730 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCTX1400821.
Recording identifiers
- ISRC
- GBCTX1400821
- Title
- Improv: A Voyage To The Centre Of The Cosmos [Bonus Track]
- Artist
- King Crimson
- CopyrightID (CopyrightChains transaction hash)
0xaf9b0f699a003b0ff1aeb6f227ceb860e2f4ab28242e92396814dee660246730
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:4b3f8a84108148775bc59f90bd026690e07629a6a2af897eb09526f2ac72876c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCTX1400821
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Improv: A Voyage To The Centre Of The Cosmos [Bonus Track] · Machine-readable JSON-LD