Pith Number

pith:I3KAWL5L

pith:2011:I3KAWL5LMBCMUS5GCBZKK2D4QA

not attested not anchored not stored refs pending

Simerka - Quadratic Forms and Factorization

Franz Lemmermeyer

arxiv:1201.0282 v1 · 2011-12-31 · math.NT · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I3KAWL5LMBCMUS5GCBZKK2D4QA}

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	2026-05-18T04:05:25.546709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46d40b2fab6044ca4ba61072a5687c800915f95995aec1c7d8c3246520cafb93

Aliases

arxiv: 1201.0282 · arxiv_version: 1201.0282v1 · doi: 10.48550/arxiv.1201.0282 · pith_short_12: I3KAWL5LMBCM · pith_short_16: I3KAWL5LMBCMUS5G · pith_short_8: I3KAWL5L

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/I3KAWL5LMBCMUS5GCBZKK2D4QA \
  | 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: 46d40b2fab6044ca4ba61072a5687c800915f95995aec1c7d8c3246520cafb93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4400af09e15cac52bb45f424d51eae3879038e96d3f7c0071506a3213da04700",
    "cross_cats_sorted": [
      "math.HO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2011-12-31T16:22:23Z",
    "title_canon_sha256": "d747e6890803b707c79ac7890ed4183cc9b7a2961c0723de65da0274e3d45243"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0282",
    "kind": "arxiv",
    "version": 1
  }
}