Pith Number

pith:GWKRQFGH

pith:2013:GWKRQFGHLWLV6MHEG6APECUMUX

not attested not anchored not stored refs pending

Could Jean-Dominique Cassini see the famous division in Saturn's rings?

Alain Semery, Emilie Kaftan, Emilie Lhom\'e, Jean-Michel Reess, Julien Lozi, Laurence Bobis, Maxime Motisi, Michel Combes, Pernelle Bernardi, R\'emi Andretta, Sophie Jacquinod

arxiv:1309.1711 v1 · 2013-09-06 · astro-ph.IM · astro-ph.EP · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GWKRQFGHLWLV6MHEG6APECUMUX}

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	2026-05-18T01:47:48.940616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35951814c75d975f30e43780f20a8ca5d2703a7a2c7c2e3352ace8460aeed6f5

Aliases

arxiv: 1309.1711 · arxiv_version: 1309.1711v1 · doi: 10.48550/arxiv.1309.1711 · pith_short_12: GWKRQFGHLWLV · pith_short_16: GWKRQFGHLWLV6MHE · pith_short_8: GWKRQFGH

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/GWKRQFGHLWLV6MHEG6APECUMUX \
  | 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: 35951814c75d975f30e43780f20a8ca5d2703a7a2c7c2e3352ace8460aeed6f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1680e9c0e75a10bb45a5b6d45e9f82c38b49e1e8c8abda95a5ab4728f312657",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-09-06T18:04:21Z",
    "title_canon_sha256": "d32db5b3cb13bf74e7c6ee688347e69ce5aea72b51539a1570fd77f4ddefcd52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1711",
    "kind": "arxiv",
    "version": 1
  }
}