Pith Number

pith:PU5ZGHZE

pith:2013:PU5ZGHZEW35DKGV23Z2GYSK6M5

not attested not anchored not stored refs pending

Mordell's equation : a classical approach

Amir Ghadermarzi, Michael A. Bennett

arxiv:1311.7077 v1 · 2013-11-27 · 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{PU5ZGHZEW35DKGV23Z2GYSK6M5}

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	2026-05-17T23:53:35.191135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d3b931f24b6fa351abade746c495e675fe60544061f7affb495cca728675255

Aliases

arxiv: 1311.7077 · arxiv_version: 1311.7077v1 · doi: 10.48550/arxiv.1311.7077 · pith_short_12: PU5ZGHZEW35D · pith_short_16: PU5ZGHZEW35DKGV2 · pith_short_8: PU5ZGHZE

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/PU5ZGHZEW35DKGV23Z2GYSK6M5 \
  | 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: 7d3b931f24b6fa351abade746c495e675fe60544061f7affb495cca728675255

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "706e647acd695ff8e4128fa32ef7eb40f05d8be5a7c5edb668400568d2f22c7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-11-27T19:17:16Z",
    "title_canon_sha256": "6978938093466e086eafa364fd7f572be1ec380c5afad5d9638ffd60327bbafd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7077",
    "kind": "arxiv",
    "version": 1
  }
}