Pith Number

pith:WXONQTS7

pith:2012:WXONQTS72FQ3JRLMH6XOUNRVCN

not attested not anchored not stored refs pending

On the "Blue sky catastrophe termination" in the restricted four-body problem

Jaime Burgos-Garcia, Joaquin Delgado

arxiv:1210.0144 v1 · 2012-09-29 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXONQTS72FQ3JRLMH6XOUNRVCN}

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	2026-05-18T01:54:12.508643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5dcd84e5fd161b4c56c3faeea36351378e3223bb8d4f50250f8da7dabe081e0

Aliases

arxiv: 1210.0144 · arxiv_version: 1210.0144v1 · doi: 10.48550/arxiv.1210.0144 · pith_short_12: WXONQTS72FQ3 · pith_short_16: WXONQTS72FQ3JRLM · pith_short_8: WXONQTS7

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/WXONQTS72FQ3JRLMH6XOUNRVCN \
  | 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: b5dcd84e5fd161b4c56c3faeea36351378e3223bb8d4f50250f8da7dabe081e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caefee73d84bef6f1346ea95e6469aab99a23b00b8b28a185710a490c1aa9470",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2012-09-29T19:09:33Z",
    "title_canon_sha256": "68eccdfbb43fb38c9a7b48cde937b17a5957d4ab1e4113db81e05e6f8ab5c4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0144",
    "kind": "arxiv",
    "version": 1
  }
}