Pith Number

pith:PDQ6G4QE

pith:2019:PDQ6G4QERKPFMPATOEBUL6LAAF

not attested not anchored not stored refs pending

An ancient and a primordial collisional family as the main sources of X-type asteroids of the inner Main Belt

Alessandro Morbidelli, Chrysa Avdellidou, Marco Delbo

arxiv:1902.01633 v1 · 2019-02-05 · 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{PDQ6G4QERKPFMPATOEBUL6LAAF}

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	2026-05-17T23:48:23.449778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78e1e372048a9e563c13710345f960017ebe6cf5b616d67e8c19659f1430a770

Aliases

arxiv: 1902.01633 · arxiv_version: 1902.01633v1 · doi: 10.48550/arxiv.1902.01633 · pith_short_12: PDQ6G4QERKPF · pith_short_16: PDQ6G4QERKPFMPAT · pith_short_8: PDQ6G4QE

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/PDQ6G4QERKPFMPATOEBUL6LAAF \
  | 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: 78e1e372048a9e563c13710345f960017ebe6cf5b616d67e8c19659f1430a770

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02a59b1b653927df29ab9dc21682e363ef93b0741916bdfd07a519f98adcafc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-02-05T10:29:08Z",
    "title_canon_sha256": "035f9211683e3ba67605467e89b9656100e1cc75c655bc5b024df27d1b82ba6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01633",
    "kind": "arxiv",
    "version": 1
  }
}