Pith Number

pith:7BCWYNWN

pith:2009:7BCWYNWN2UAMYGXV2DLAI22FN2

not attested not anchored not stored refs pending

A Giant Crater on 90 Antiope?

D.A. Klinglesmith, F. Colas, F. Marchis, F. Pilcher, F. Vachier, J. Berthier, J. Pollock, J.-P. Sareyan, M. Birlan, M. Fauvaud, P. Descamps, P.Wiggins, S. Fauvaud, T. Michalowski

arxiv:0905.0631 v1 · 2009-05-05 · 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{7BCWYNWN2UAMYGXV2DLAI22FN2}

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	2026-05-18T02:13:47.455299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8456c36cdd500cc1af5d0d6046b456e90265a266ea8e2aeb949542c6010ded5

Aliases

arxiv: 0905.0631 · arxiv_version: 0905.0631v1 · doi: 10.48550/arxiv.0905.0631 · pith_short_12: 7BCWYNWN2UAM · pith_short_16: 7BCWYNWN2UAMYGXV · pith_short_8: 7BCWYNWN

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/7BCWYNWN2UAMYGXV2DLAI22FN2 \
  | 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: f8456c36cdd500cc1af5d0d6046b456e90265a266ea8e2aeb949542c6010ded5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b8eaa757bcb2dab149af3f00da047aec21c2d8be63abd994f056b799f4c2af1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-05-05T15:48:26Z",
    "title_canon_sha256": "db6f859049e9f9153e3c950dc5f730aec77dcfe1279698ddd90fb9868d85b0ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0631",
    "kind": "arxiv",
    "version": 1
  }
}