Pith Number

pith:GBDXFEP7

pith:2020:GBDXFEP7463N3AFR5TTKZDKGAR

not attested not anchored not stored refs pending

Meteoroid Bombardment of Lunar Poles

Diego Janches, Erwan Mazarico, Menelaos Sarantos, Petr Pokorny

arxiv:2003.12640 v1 · 2020-03-27 · 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{GBDXFEP7463N3AFR5TTKZDKGAR}

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	2026-07-05T01:04:19.966251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30477291ffe7b6dd80b1ece6ac8d460467dadff4bb06f509ec87c2a46aa83017

Aliases

arxiv: 2003.12640 · arxiv_version: 2003.12640v1 · doi: 10.48550/arxiv.2003.12640 · pith_short_12: GBDXFEP7463N · pith_short_16: GBDXFEP7463N3AFR · pith_short_8: GBDXFEP7

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/GBDXFEP7463N3AFR5TTKZDKGAR \
  | 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: 30477291ffe7b6dd80b1ece6ac8d460467dadff4bb06f509ec87c2a46aa83017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56f3de0db53ba51c09a6ac44f7ed9c2d6408b481233d9d692c5b4440581d244f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-03-27T21:22:53Z",
    "title_canon_sha256": "08e34eb611c10c8dd9a108a04ecb892d57da9ee7611974ff14de1ffffbe4f4ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12640",
    "kind": "arxiv",
    "version": 1
  }
}