Pith Number

pith:XBBZEJOB

pith:2021:XBBZEJOBNLIZWXD53FDSG5CZIG

not attested not anchored not stored refs pending

Second species orbits of negative action and contact forms in the circular restricted three-body problem

Robert Nicholls

arxiv:2108.05741 v1 · 2021-08-12 · math.SG · 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{XBBZEJOBNLIZWXD53FDSG5CZIG}

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.

Cited by

1 paper in Pith

The two-boost problem and Lagrangian Rabinowitz Floer homology

Receipt and verification

First computed	2026-07-05T03:05:17.458908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8439225c16ad19b5c7dd94723745941a7d84882505cecac963987c0baee59f8

Aliases

arxiv: 2108.05741 · arxiv_version: 2108.05741v1 · doi: 10.48550/arxiv.2108.05741 · pith_short_12: XBBZEJOBNLIZ · pith_short_16: XBBZEJOBNLIZWXD5 · pith_short_8: XBBZEJOB

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/XBBZEJOBNLIZWXD53FDSG5CZIG \
  | 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: b8439225c16ad19b5c7dd94723745941a7d84882505cecac963987c0baee59f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a81ebaf99990c81431723fafdaf941fdb28a2df12671ac103cd1555881a2dfa",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2021-08-12T13:27:14Z",
    "title_canon_sha256": "8412a897cbd6be59819ed42f9b6fd29b829f7b47448290a38ca42cfee0b162cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05741",
    "kind": "arxiv",
    "version": 1
  }
}