ISRC GBAFL0600202
Verified recording
GBAFL0600202 is “Part 4/ IBM 729 II Magnetic Tape Unit” by Jóhann Jóhannsson,
registered on the CopyrightChains blockchain with CopyrightID
0x840c50ff70782b6a24934728168118ee1845555e9d2c770df4458cc08881ec13 and independently timestamped
in Bitcoin block 960153 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAFL0600202.
Recording identifiers
- ISRC
- GBAFL0600202
- Title
- Part 4/ IBM 729 II Magnetic Tape Unit
- Artist
- Jóhann Jóhannsson
- CopyrightID (CopyrightChains transaction hash)
0x840c50ff70782b6a24934728168118ee1845555e9d2c770df4458cc08881ec13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:57:12+00:00
- Bitcoin block
- 960153
- Canonical record hash
sha256:3121c95bdc0c7f4ac0660e8d3e0f61dd13add71fd5e6400f780861cc7c74b98d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAFL0600202
- Bitcoin block existence check
- https://blockstream.info/api/block/960153
Full record
Track page: Part 4/ IBM 729 II Magnetic Tape Unit · Machine-readable JSON-LD