Pith Number

pith:M4WMSPFM

pith:2017:M4WMSPFM3566ZGSXJCQOELKWH4

not attested not anchored not stored refs pending

The Origin of Planetary Ring Systems

A. Crida, L. Dones, R. M. Canup, S. Charnoz

arxiv:1703.09741 v1 · 2017-03-28 · 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{M4WMSPFM3566ZGSXJCQOELKWH4}

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	2026-05-18T00:03:09.968369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

672cc93cacdf7dec9a5748a0e22d563f1829174779d318b6a71981137094e016

Aliases

arxiv: 1703.09741 · arxiv_version: 1703.09741v1 · doi: 10.48550/arxiv.1703.09741 · pith_short_12: M4WMSPFM3566 · pith_short_16: M4WMSPFM3566ZGSX · pith_short_8: M4WMSPFM

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/M4WMSPFM3566ZGSXJCQOELKWH4 \
  | 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: 672cc93cacdf7dec9a5748a0e22d563f1829174779d318b6a71981137094e016

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b189a88572af784b4d8b4ab72862d924999caf3b994a6e92d2a22852c9e71e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-03-28T18:40:49Z",
    "title_canon_sha256": "b7d4eb00c98ed5c10af24c2bbdf1cbfcd7cf927d988773efef73b641241a5547"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09741",
    "kind": "arxiv",
    "version": 1
  }
}