Pith Number

pith:RJCXAXFG

pith:2013:RJCXAXFGE4FQC2FIEYJKS3TA4L

not attested not anchored not stored refs pending

Rectangular orbits of the curved 4-body problem

Brendan Thorn, Florin Diacu

arxiv:1302.5352 v2 · 2013-02-21 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJCXAXFGE4FQC2FIEYJKS3TA4L}

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	2026-05-18T01:19:18.914444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a45705ca6270b0168a82612a96e60e2dab84267c45ec1baf00cb2a1c8b80251

Aliases

arxiv: 1302.5352 · arxiv_version: 1302.5352v2 · doi: 10.48550/arxiv.1302.5352 · pith_short_12: RJCXAXFGE4FQ · pith_short_16: RJCXAXFGE4FQC2FI · pith_short_8: RJCXAXFG

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/RJCXAXFGE4FQC2FIEYJKS3TA4L \
  | 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: 8a45705ca6270b0168a82612a96e60e2dab84267c45ec1baf00cb2a1c8b80251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b439fc3e6622cd8b6fda267169bea04c8d9b557dc3dd954c7ab741cbb59fb62b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-02-21T17:46:39Z",
    "title_canon_sha256": "2b700836e8f062993c6f223296ca8eb2215ffc64996f95e424fce2c88f27f2fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5352",
    "kind": "arxiv",
    "version": 2
  }
}