Pith Number

pith:3GEFOQX4

pith:2019:3GEFOQX4GP5TDQYF2YLCZ2V4EZ

not attested not anchored not stored refs pending

Analytic computation of the secular effects of encounters on a binary: features arising from second-order perturbation theory

Adrian S. Hamers, Johan Samsing

arxiv:1904.09624 v4 · 2019-04-21 · astro-ph.SR · 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{3GEFOQX4GP5TDQYF2YLCZ2V4EZ}

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	2026-05-17T23:42:02.271279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9885742fc33fb31c305d6162ceabc26607f06ad6f48acec5af24a64c7d534e6

Aliases

arxiv: 1904.09624 · arxiv_version: 1904.09624v4 · doi: 10.48550/arxiv.1904.09624 · pith_short_12: 3GEFOQX4GP5T · pith_short_16: 3GEFOQX4GP5TDQYF · pith_short_8: 3GEFOQX4

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/3GEFOQX4GP5TDQYF2YLCZ2V4EZ \
  | 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: d9885742fc33fb31c305d6162ceabc26607f06ad6f48acec5af24a64c7d534e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "924976a4bdaef9fbd5f628efec6f0db054f3562c11a43521a0bf3a88475205fb",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-21T16:58:25Z",
    "title_canon_sha256": "13202432fc2a37bc5a6b79b2b270cebc473988cc0e4b2271d59cba82b3cac6ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09624",
    "kind": "arxiv",
    "version": 4
  }
}