Pith Number

pith:IGBFGTPP

pith:2010:IGBFGTPPBHOEGKQ33E2MBMKB5K

not attested not anchored not stored refs pending

Primordial Planet Formation

Carl H. Gibson (Univ. of Cal. San Diego), Rudolph E. Schild (Harvard Univ.)

arxiv:1012.5519 v1 · 2010-12-26 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGBFGTPPBHOEGKQ33E2MBMKB5K}

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	2026-05-18T04:32:23.191170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4182534def09dc432a1bd934c0b141ea84b3f83070cb227c281b0550558415f6

Aliases

arxiv: 1012.5519 · arxiv_version: 1012.5519v1 · doi: 10.48550/arxiv.1012.5519 · pith_short_12: IGBFGTPPBHOE · pith_short_16: IGBFGTPPBHOEGKQ3 · pith_short_8: IGBFGTPP

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/IGBFGTPPBHOEGKQ33E2MBMKB5K \
  | 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: 4182534def09dc432a1bd934c0b141ea84b3f83070cb227c281b0550558415f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504d125a4d62bbbb746f5f4667da3428774b6857b090ed9c08f7200736862f75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-26T15:02:46Z",
    "title_canon_sha256": "58ed9d8ea9eefaa42e3f02081725114e2f149dd31c861d9ed4096a65b574ddc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5519",
    "kind": "arxiv",
    "version": 1
  }
}