Pith Number

pith:QX7XWMYA

pith:2013:QX7XWMYARIATCRSM7A6WL3SGFQ

not attested not anchored not stored refs pending

The dynamical evolution of multi-planet systems in open clusters

M.B.N. Kouwenhoven, R. Spurzem, W. Hao

arxiv:1305.1413 v1 · 2013-05-07 · 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{QX7XWMYARIATCRSM7A6WL3SGFQ}

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	2026-05-18T01:50:05.335092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ff7b33008a0131464cf83d65ee462c27916cf95c35472b5ee404ba0a83d319

Aliases

arxiv: 1305.1413 · arxiv_version: 1305.1413v1 · doi: 10.48550/arxiv.1305.1413 · pith_short_12: QX7XWMYARIAT · pith_short_16: QX7XWMYARIATCRSM · pith_short_8: QX7XWMYA

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/QX7XWMYARIATCRSM7A6WL3SGFQ \
  | 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: 85ff7b33008a0131464cf83d65ee462c27916cf95c35472b5ee404ba0a83d319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c8c438172cc003763f09967c53e7e88ae1f3e595b1f64262243d7c5f271e94b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-05-07T05:45:57Z",
    "title_canon_sha256": "41e5c5dad20e1af8c8679eebba5e9d7703e3ab1efc848871f73a763a1680342a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1413",
    "kind": "arxiv",
    "version": 1
  }
}