Pith Number

pith:ITVUR6N4

pith:2018:ITVUR6N4KIX6V7VRLCQEO23AGQ

not attested not anchored not stored refs pending

Sharp Nekhoroshev estimates for the three body problem around periodic orbits

Laurent Niederman, Santiago Barbieri

arxiv:1810.05987 v1 · 2018-10-14 · 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{ITVUR6N4KIX6V7VRLCQEO23AGQ}

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	2026-05-18T00:03:21.775101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44eb48f9bc522feafeb158a0476b603435926f9c27239c0a1e311bb4647d52d8

Aliases

arxiv: 1810.05987 · arxiv_version: 1810.05987v1 · doi: 10.48550/arxiv.1810.05987 · pith_short_12: ITVUR6N4KIX6 · pith_short_16: ITVUR6N4KIX6V7VR · pith_short_8: ITVUR6N4

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/ITVUR6N4KIX6V7VRLCQEO23AGQ \
  | 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: 44eb48f9bc522feafeb158a0476b603435926f9c27239c0a1e311bb4647d52d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e48d2b1884e458cebf01a5bd7a61851ff07aa008f17895e376fcf3ccef439e",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-10-14T07:27:49Z",
    "title_canon_sha256": "2ad58d1041b04862ace318a6c1b92728bc904b946c6c83591a65ffe806d213dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05987",
    "kind": "arxiv",
    "version": 1
  }
}