Pith Number

pith:ILNJP2FM

pith:2011:ILNJP2FMOWVUZVDL4PHUIO2AFC

not attested not anchored not stored refs pending

Variational approach to second species periodic solutions of Poincar\'e of the 3 body problem

Piero Negrini, Sergey Bolotin

arxiv:1104.2288 v1 · 2011-04-12 · 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{ILNJP2FMOWVUZVDL4PHUIO2AFC}

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	2026-05-18T04:24:35.528184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42da97e8ac75ab4cd46be3cf443b40289ed3956155ab6d5620c6494d234157f1

Aliases

arxiv: 1104.2288 · arxiv_version: 1104.2288v1 · doi: 10.48550/arxiv.1104.2288 · pith_short_12: ILNJP2FMOWVU · pith_short_16: ILNJP2FMOWVUZVDL · pith_short_8: ILNJP2FM

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/ILNJP2FMOWVUZVDL4PHUIO2AFC \
  | 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: 42da97e8ac75ab4cd46be3cf443b40289ed3956155ab6d5620c6494d234157f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fab969b0a4884c81c4c5e833f3b2c1e251101bb38530f808c203a2aa60a5f6f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-04-12T18:00:41Z",
    "title_canon_sha256": "06227a70ddcc018a93fc95af4d29a7e767420712728a3eecef7f618af26eaf40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2288",
    "kind": "arxiv",
    "version": 1
  }
}