Pith Number

pith:U4FG23PW

pith:2013:U4FG23PWT4TW4A5ENKSUBFY5UU

not attested not anchored not stored refs pending

Introducing the Eulalia and new Polana asteroid families: re-assessing primitive asteroid families in the inner Main Belt

Dante S. Lauretta, David Vokrouhlick\'y, Kevin J. Walsh, Marco Delb\'o, William F. Bottke

arxiv:1305.2821 v1 · 2013-05-13 · 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{U4FG23PWT4TW4A5ENKSUBFY5UU}

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	2026-05-18T03:25:47.183287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a70a6d6df69f276e03a46aa540971da50f2855d9c423d0fdf6e19d3c68b6309b

Aliases

arxiv: 1305.2821 · arxiv_version: 1305.2821v1 · doi: 10.48550/arxiv.1305.2821 · pith_short_12: U4FG23PWT4TW · pith_short_16: U4FG23PWT4TW4A5E · pith_short_8: U4FG23PW

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/U4FG23PWT4TW4A5ENKSUBFY5UU \
  | 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: a70a6d6df69f276e03a46aa540971da50f2855d9c423d0fdf6e19d3c68b6309b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc92db15a5f7e719ec75512842e8c72334345a2453476f952c78ba28b6679ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-05-13T16:08:34Z",
    "title_canon_sha256": "9126717c7554273f1d7dc7e919b7d964823ceb85f8034fe03d9dcfd4df35ae18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2821",
    "kind": "arxiv",
    "version": 1
  }
}