Pith Number

pith:FEXUFXIE

pith:2014:FEXUFXIEOHY3O4N53LRQG4T6SB

not attested not anchored not stored refs pending

On the Diophantine equation $pq=x^2+ny^2$

Dong Hwa Shin, Ja Kyung Koo

arxiv:1404.1060 v2 · 2014-04-03 · 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{FEXUFXIEOHY3O4N53LRQG4T6SB}

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	2026-05-18T02:54:04.634758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292f42dd0471f1b771bddae303727e9051fd104dcc2d542a10ea5f021e208a23

Aliases

arxiv: 1404.1060 · arxiv_version: 1404.1060v2 · doi: 10.48550/arxiv.1404.1060 · pith_short_12: FEXUFXIEOHY3 · pith_short_16: FEXUFXIEOHY3O4N5 · pith_short_8: FEXUFXIE

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/FEXUFXIEOHY3O4N53LRQG4T6SB \
  | 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: 292f42dd0471f1b771bddae303727e9051fd104dcc2d542a10ea5f021e208a23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c484cbcc430837e71fdabdce91edef1f131b0520884c5b4180b7e5fbd00b204",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-04-03T19:40:01Z",
    "title_canon_sha256": "df65a1d90cc3d9010ce52078c61e705cf51994d3ae76f8398f021bee86345215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1060",
    "kind": "arxiv",
    "version": 2
  }
}