Pith Number

pith:IET6PHQP

pith:2018:IET6PHQPNFOLKX7DW2JAXNAY3V

not attested not anchored not stored refs pending

On the P vs NP question: a proof of inequality

Angelo Raffaele Meo

arxiv:1802.05484 v1 · 2018-02-15 · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IET6PHQPNFOLKX7DW2JAXNAY3V}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:23:15.544636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4127e79e0f695cb55fe3b6920bb418dd505bab3aa574a04d6aabca15217a8c08

Aliases

arxiv: 1802.05484 · arxiv_version: 1802.05484v1 · doi: 10.48550/arxiv.1802.05484 · pith_short_12: IET6PHQPNFOL · pith_short_16: IET6PHQPNFOLKX7D · pith_short_8: IET6PHQP

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IET6PHQPNFOLKX7DW2JAXNAY3V \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4127e79e0f695cb55fe3b6920bb418dd505bab3aa574a04d6aabca15217a8c08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a88f89fca0cf588cd0578a605fe53eff27d4934a3e738d85cb2860dcf68d2b9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-02-15T11:10:04Z",
    "title_canon_sha256": "1a4d96afeb57015ed37059263ca241c3e35d31ca6bb89f99b5dd49b47662cd0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05484",
    "kind": "arxiv",
    "version": 1
  }
}