Pith Number

pith:7SGXA3I3

pith:2012:7SGXA3I3MQ3JLFOBQODDVB2D3M

not attested not anchored not stored refs pending

Periodic orbits in the restricted four-body problem with two equal masses

Jaime Burgos-Garc\'ia, Joaqu\'in Delgado

arxiv:1205.3446 v1 · 2012-05-15 · math.CA · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SGXA3I3MQ3JLFOBQODDVB2D3M}

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	2026-05-18T01:57:31.895638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc8d706d1b64369595c183863a8743db13015af576ba53287a7989987c4fbebd

Aliases

arxiv: 1205.3446 · arxiv_version: 1205.3446v1 · doi: 10.48550/arxiv.1205.3446 · pith_short_12: 7SGXA3I3MQ3J · pith_short_16: 7SGXA3I3MQ3JLFOB · pith_short_8: 7SGXA3I3

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/7SGXA3I3MQ3JLFOBQODDVB2D3M \
  | 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: fc8d706d1b64369595c183863a8743db13015af576ba53287a7989987c4fbebd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f550ead97b21edf84c3f43dd945d973a042bfb9341e0c22eecd6a140dfbe6e",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2012-05-15T17:09:56Z",
    "title_canon_sha256": "96981529e6a7f539d086f0811661a9a200bfc734b623e9fddd3dedbb5bc6fa68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3446",
    "kind": "arxiv",
    "version": 1
  }
}