ISRC USA220810880
Verified recording
USA220810880 is “Longways for Eight or More” by John Playford,
registered on the CopyrightChains blockchain with CopyrightID
0x18be34c83558c58ed491f507d2b6fa6d8e4ad9c8d34ec11da0438564158bc5b9 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA220810880.
Recording identifiers
- ISRC
- USA220810880
- Title
- Longways for Eight or More
- Artist
- John Playford
- CopyrightID (CopyrightChains transaction hash)
0x18be34c83558c58ed491f507d2b6fa6d8e4ad9c8d34ec11da0438564158bc5b9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:0a1e37b298e5ef0fd36313a38b719868d3242a5d2679aaf195016fa377cf6c02- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA220810880
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Longways for Eight or More · Machine-readable JSON-LD