Pith Number

pith:6RYHZ4XS

pith:2018:6RYHZ4XSYY2G3T2XULCQNCSKMS

not attested not anchored not stored refs pending

A Diophantine inequality with four prime variables

Jinjiang Li, Min Zhang

arxiv:1811.10397 v1 · 2018-11-11 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6RYHZ4XSYY2G3T2XULCQNCSKMS}

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	2026-05-17T23:59:56.547969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4707cf2f2c6346dcf57a2c5068a4a64a122c81eeb9ca696b1753638352931f5

Aliases

arxiv: 1811.10397 · arxiv_version: 1811.10397v1 · doi: 10.48550/arxiv.1811.10397 · pith_short_12: 6RYHZ4XSYY2G · pith_short_16: 6RYHZ4XSYY2G3T2X · pith_short_8: 6RYHZ4XS

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/6RYHZ4XSYY2G3T2XULCQNCSKMS \
  | 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: f4707cf2f2c6346dcf57a2c5068a4a64a122c81eeb9ca696b1753638352931f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc6ba28098dfeb36654d6db4a007734ac195abb7f64f6bb3c2cc7642273ed44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-11-11T13:43:47Z",
    "title_canon_sha256": "b0c92bc00d7263fa4f8fb7f3067b8d3378c802c6a2fa4db1fc0bb8adf367f5f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10397",
    "kind": "arxiv",
    "version": 1
  }
}