Pith Number

pith:FPXNY6HF

pith:2018:FPXNY6HF3UWVCFH6BUEROUZZ3F

not attested not anchored not stored refs pending

On a conjecture of L\"u, Li and Yang

Indrajit Lahiri, Sujoy Majumder

arxiv:1811.07075 v1 · 2018-11-17 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPXNY6HF3UWVCFH6BUEROUZZ3F}

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	2026-05-18T00:00:29.064638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2beedc78e5dd2d5114fe0d09175339d95059f6439b3f542b6773503c31209c6f

Aliases

arxiv: 1811.07075 · arxiv_version: 1811.07075v1 · doi: 10.48550/arxiv.1811.07075 · pith_short_12: FPXNY6HF3UWV · pith_short_16: FPXNY6HF3UWVCFH6 · pith_short_8: FPXNY6HF

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/FPXNY6HF3UWVCFH6BUEROUZZ3F \
  | 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: 2beedc78e5dd2d5114fe0d09175339d95059f6439b3f542b6773503c31209c6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da15b640567cc2fccb367c9ea2bf724d6f9e3148b452ff647e073af0897a204b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-11-17T01:47:17Z",
    "title_canon_sha256": "ece50dc3498732a8eca195c73c5fe63e257563d7f3bd0de7f8b72d9b55825d0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07075",
    "kind": "arxiv",
    "version": 1
  }
}