Pith Number

pith:SAMKNFXK

pith:2013:SAMKNFXKFAU3WTY57THBCWUETO

not attested not anchored not stored refs pending

Interior Structure of Water Planets: Implications for their dynamo source regions

Bob Yunsheng Tian, Sabine Stanley

arxiv:1304.0993 v1 · 2013-04-03 · astro-ph.EP · physics.geo-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{SAMKNFXKFAU3WTY57THBCWUETO}

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	2026-05-18T01:50:43.497150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9018a696ea2829bb4f1dfcce115a849b901c0c829b9e36f5a432aae9069c58d6

Aliases

arxiv: 1304.0993 · arxiv_version: 1304.0993v1 · doi: 10.48550/arxiv.1304.0993 · pith_short_12: SAMKNFXKFAU3 · pith_short_16: SAMKNFXKFAU3WTY5 · pith_short_8: SAMKNFXK

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/SAMKNFXKFAU3WTY57THBCWUETO \
  | 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: 9018a696ea2829bb4f1dfcce115a849b901c0c829b9e36f5a432aae9069c58d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6706a78181723dec14cabfb0548668f883e00e3d7fd2083ac12d3ece6e9bbdec",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-03T15:54:25Z",
    "title_canon_sha256": "d70a4dec6b74616a4ec2c4b8b8e25bf6a3304a2e8bb12579f4831d6a79e8b067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0993",
    "kind": "arxiv",
    "version": 1
  }
}