Pith Number

pith:253WUIEP

pith:2018:253WUIEPPVCYPNIST5THJ2HEXN

not attested not anchored not stored refs pending

La cuadratura gaussiana seg\'un Gauss

J. M. Sanz-Serna

arxiv:1807.03506 v1 · 2018-07-10 · math.HO · math.CA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{253WUIEPPVCYPNIST5THJ2HEXN}

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	2026-05-18T00:11:10.238368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7776a208f7d4587b5129f6674e8e4bb5e001013cf43b9d4e2aa5c5fbe3ce9dc

Aliases

arxiv: 1807.03506 · arxiv_version: 1807.03506v1 · doi: 10.48550/arxiv.1807.03506 · pith_short_12: 253WUIEPPVCY · pith_short_16: 253WUIEPPVCYPNIS · pith_short_8: 253WUIEP

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/253WUIEPPVCYPNIST5THJ2HEXN \
  | 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: d7776a208f7d4587b5129f6674e8e4bb5e001013cf43b9d4e2aa5c5fbe3ce9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b14d651587c4012947f01a7e5bf39de9ff80cac17b2dcded04a0c9f6399e50f",
    "cross_cats_sorted": [
      "math.CA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2018-07-10T07:49:17Z",
    "title_canon_sha256": "bd501a58c9d8864f46be39090cb3e62024c2f3446fddfb923e316033fe8b74e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03506",
    "kind": "arxiv",
    "version": 1
  }
}