Pith Number

pith:SBUYG3GK

pith:2014:SBUYG3GK4NMPGTH4MR42BPO77U

not attested not anchored not stored refs pending

Hamiltonian Formulation and Perturbations for Dust Motion around Cometary Nuclei

Hengnian Li, Hexi Baoyin, Juergen Schmidt, Junfeng Li, Yu Jiang

arxiv:1403.1966 v2 · 2014-03-08 · 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{SBUYG3GK4NMPGTH4MR42BPO77U}

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	2026-05-18T00:32:16.455396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9069836ccae358f34cfc6479a0bddffd3fc5986da8a4697f682f778c557db669

Aliases

arxiv: 1403.1966 · arxiv_version: 1403.1966v2 · doi: 10.48550/arxiv.1403.1966 · pith_short_12: SBUYG3GK4NMP · pith_short_16: SBUYG3GK4NMPGTH4 · pith_short_8: SBUYG3GK

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/SBUYG3GK4NMPGTH4MR42BPO77U \
  | 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: 9069836ccae358f34cfc6479a0bddffd3fc5986da8a4697f682f778c557db669

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34874ed4f2945f7b8252a9584ce6270d6df42acd02ac1b7bc27a38138ece60df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-03-08T13:32:34Z",
    "title_canon_sha256": "212893a9fa8a03714e54dffa8708f19dcbe856da318997428b3b10f6eb3cf308"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1966",
    "kind": "arxiv",
    "version": 2
  }
}