Pith Number

pith:42UBE4NE

pith:2018:42UBE4NECOI33TH2RFRVBPD3VX

not attested not anchored not stored refs pending

Planetary Systems in Star Clusters: the dynamical evolution and survival

Francesco Flammini Dotti, Maxwell Xu Cai, M.B.N. Kouwenhoven, Rainer Spurzem

arxiv:1811.12660 v1 · 2018-11-30 · 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{42UBE4NECOI33TH2RFRVBPD3VX}

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	2026-05-17T23:59:28.914787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6a81271a41391bdccfa896350bc7badf1ed61818e0c1f4c01cd7207f610229b

Aliases

arxiv: 1811.12660 · arxiv_version: 1811.12660v1 · doi: 10.48550/arxiv.1811.12660 · pith_short_12: 42UBE4NECOI3 · pith_short_16: 42UBE4NECOI33TH2 · pith_short_8: 42UBE4NE

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/42UBE4NECOI33TH2RFRVBPD3VX \
  | 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: e6a81271a41391bdccfa896350bc7badf1ed61818e0c1f4c01cd7207f610229b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92e2ce9773606bbba0d4623ff387cd9841cf37319d4fcafd2e016517dc67bf73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-30T08:03:10Z",
    "title_canon_sha256": "8e1d66ffed0d4700505c10eefd0f1a30b226629b8f8f90ec08da5f47f2bedea4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12660",
    "kind": "arxiv",
    "version": 1
  }
}