Pith Number

pith:AMFQOMJD

pith:2014:AMFQOMJDZ2S2573UXXAJ7WENSJ

not attested not anchored not stored refs pending

Bifurcations of Central Configurations in the Four-Body Problem with some equal masses

David Rusu, Manuele Santoprete

arxiv:1412.6443 v1 · 2014-12-19 · 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{AMFQOMJDZ2S2573UXXAJ7WENSJ}

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	2026-05-18T00:33:27.973347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

030b073123cea5aeff74bdc09fd88d9244881c3e2221a3dae62854c5e7db7a0b

Aliases

arxiv: 1412.6443 · arxiv_version: 1412.6443v1 · doi: 10.48550/arxiv.1412.6443 · pith_short_12: AMFQOMJDZ2S2 · pith_short_16: AMFQOMJDZ2S2573U · pith_short_8: AMFQOMJD

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/AMFQOMJDZ2S2573UXXAJ7WENSJ \
  | 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: 030b073123cea5aeff74bdc09fd88d9244881c3e2221a3dae62854c5e7db7a0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b93dba110f420bb0acba868f4f466b6042c8b875fd362b3a13c76323ac7dc62",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-12-19T17:15:19Z",
    "title_canon_sha256": "44ad5154d45d4f6470bfe03402e000e7e948f9a76f8424a6d831cd4ed56a4076"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6443",
    "kind": "arxiv",
    "version": 1
  }
}