Pith Number

pith:SDX2U3IB

pith:2017:SDX2U3IBDW37YY2NKRZSZU6M3R

not attested not anchored not stored refs pending

Magma oceans and enhanced volcanism on TRAPPIST-1 planets due to induction heating

C. P. Johnstone, H. Lammer, K. G. Kislyakova, L. Fossati, L. Noack, M. Guedel, M. L. Khodachenko, P. Odert, V. V. Zaitsev

arxiv:1710.08761 v1 · 2017-10-24 · 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{SDX2U3IBDW37YY2NKRZSZU6M3R}

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	2026-05-18T00:32:03.873881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90efaa6d011db7fc634d54732cd3ccdc75f7dd81757629d649b8c2552fcec594

Aliases

arxiv: 1710.08761 · arxiv_version: 1710.08761v1 · doi: 10.48550/arxiv.1710.08761 · pith_short_12: SDX2U3IBDW37 · pith_short_16: SDX2U3IBDW37YY2N · pith_short_8: SDX2U3IB

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/SDX2U3IBDW37YY2NKRZSZU6M3R \
  | 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: 90efaa6d011db7fc634d54732cd3ccdc75f7dd81757629d649b8c2552fcec594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a8a5dcfc9c36e551589905f00d76ce1949346751622b6ec231cf779a923722d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-10-24T13:31:47Z",
    "title_canon_sha256": "be26ef098d8f149dbf6e357d936718e2fb447cd4a03ed9ea80900480874f18ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08761",
    "kind": "arxiv",
    "version": 1
  }
}