ISRC US6PQ2100126
Verified recording
US6PQ2100126 is “Pi” by Sign Libra,
registered on the CopyrightChains blockchain with CopyrightID
0xf1f7b2588cd8eae4433faa16a3f8f6424899e203d07f37e27f1ece2382c076f6 and independently timestamped
in Bitcoin block 960463 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6PQ2100126.
Recording identifiers
- ISRC
- US6PQ2100126
- Title
- Pi
- Artist
- Sign Libra
- CopyrightID (CopyrightChains transaction hash)
0xf1f7b2588cd8eae4433faa16a3f8f6424899e203d07f37e27f1ece2382c076f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:42:35+00:00
- Bitcoin block
- 960463
- Canonical record hash
sha256:4eb77f6f6992887d6852e8f547c680001c729b28844288813a10fd9e9fca11c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6PQ2100126
- Bitcoin block existence check
- https://blockstream.info/api/block/960463