ISRC USLD91700877
Verified recording
USLD91700877 is “Checkers or Chess” by Spose,
registered on the CopyrightChains blockchain with CopyrightID
0x490b3056e2bff2d5e4aa0adcd23cbf3dd2724772860af1aeb72a34750931c98c and independently timestamped
in Bitcoin block 960167 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLD91700877.
Recording identifiers
- ISRC
- USLD91700877
- Title
- Checkers or Chess
- Artist
- Spose
- CopyrightID (CopyrightChains transaction hash)
0x490b3056e2bff2d5e4aa0adcd23cbf3dd2724772860af1aeb72a34750931c98c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:42:34+00:00
- Bitcoin block
- 960167
- Canonical record hash
sha256:46d629e9a253ec8563f88988f4eefdfae3f0d950302c55cd5e150b5e2977f8a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLD91700877
- Bitcoin block existence check
- https://blockstream.info/api/block/960167