Pith Number

pith:MFZEPWAH

pith:2014:MFZEPWAHN6IJFPRKAH3VVEGMN3

not attested not anchored not stored refs pending

Challenges in Forming the Solar System's Giant Planet Cores via Pebble Accretion

H. F. Levison, K. A. Kretke

arxiv:1409.4430 v2 · 2014-09-15 · 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{MFZEPWAHN6IJFPRKAH3VVEGMN3}

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	2026-05-18T01:42:02.428438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

617247d8076f9092be2a01f75a90cc6ee4f0565d5589ecacb856e8841ffe164c

Aliases

arxiv: 1409.4430 · arxiv_version: 1409.4430v2 · doi: 10.48550/arxiv.1409.4430 · pith_short_12: MFZEPWAHN6IJ · pith_short_16: MFZEPWAHN6IJFPRK · pith_short_8: MFZEPWAH

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/MFZEPWAHN6IJFPRKAH3VVEGMN3 \
  | 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: 617247d8076f9092be2a01f75a90cc6ee4f0565d5589ecacb856e8841ffe164c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "821249b652cd7462438fb9698de4ab22638f5da62504a0ad58185f8d27330f4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-09-15T20:00:51Z",
    "title_canon_sha256": "d40b62f7ec654dbc3c35f9f1a94de0ac15c900f1211f25dad6ff1b20e9d1a372"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4430",
    "kind": "arxiv",
    "version": 2
  }
}