Pith Number

pith:DACHP3QQ

pith:2009:DACHP3QQYB6G7CGXDSR3OBIY2F

not attested not anchored not stored refs pending

Probing the history of Solar System through the cratering records on Vesta and Ceres

A. Coradini, D. Turrini, G. Magni

arxiv:0902.3579 v2 · 2009-02-20 · astro-ph.EP · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DACHP3QQYB6G7CGXDSR3OBIY2F}

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	2026-05-18T03:00:13.075028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

180477ee10c07c6f88d71ca3b70518d15caf32d0fe168e08cda1dd8e3ff31bc5

Aliases

arxiv: 0902.3579 · arxiv_version: 0902.3579v2 · doi: 10.48550/arxiv.0902.3579 · pith_short_12: DACHP3QQYB6G · pith_short_16: DACHP3QQYB6G7CGX · pith_short_8: DACHP3QQ

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/DACHP3QQYB6G7CGXDSR3OBIY2F \
  | 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: 180477ee10c07c6f88d71ca3b70518d15caf32d0fe168e08cda1dd8e3ff31bc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98cd246d1b1638012874ab91f8f7506933c6ae348f0501519589c6bd0b6254b3",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-02-20T13:41:16Z",
    "title_canon_sha256": "5d54c331d955f7ecdea862fe648510274a510a2549c66db6c2cbc262244f3ffe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3579",
    "kind": "arxiv",
    "version": 2
  }
}