Pith Number

pith:AF4WW3F2

pith:2014:AF4WW3F2JFTB2AXBZP5K53LYXG

not attested not anchored not stored refs pending

Solving Kepler's equation via Smale's $\alpha$-theory

Jorge Ortigas-Galindo, Martin Avendano, Ver\'onica Mart\'in-Molina

arxiv:1401.4681 v1 · 2014-01-19 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AF4WW3F2JFTB2AXBZP5K53LYXG}

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	2026-05-18T02:51:14.901304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01796b6cba49661d02e1cbfaaeed78b9b6b1f0285046ac5a7a4cf31059e23900

Aliases

arxiv: 1401.4681 · arxiv_version: 1401.4681v1 · doi: 10.48550/arxiv.1401.4681 · pith_short_12: AF4WW3F2JFTB · pith_short_16: AF4WW3F2JFTB2AXB · pith_short_8: AF4WW3F2

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/AF4WW3F2JFTB2AXBZP5K53LYXG \
  | 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: 01796b6cba49661d02e1cbfaaeed78b9b6b1f0285046ac5a7a4cf31059e23900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f8530c083d0ca2133bd53d9cb2a15c3458646d64adef02ef681e609e712d069",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-01-19T15:33:27Z",
    "title_canon_sha256": "605c52357f32460668d8a1361f66c06c5601657ae04fa88800c31613249818a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4681",
    "kind": "arxiv",
    "version": 1
  }
}