Pith Number

pith:LJ4LBCBQ

pith:2014:LJ4LBCBQ7PLLG4N75JVIULPKAY

not attested not anchored not stored refs pending

Formation of Isothermal Disks around Protoplanets. I. Introductory Three-Dimensional Global Simulations for Sub-Neptune-Mass Protoplanets

Defu Bu, Hsiang-Hsu Wang, Hsien Shang, Pin-Gao Gu

arxiv:1406.0918 v1 · 2014-06-04 · 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{LJ4LBCBQ7PLLG4N75JVIULPKAY}

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	2026-05-18T01:43:02.322420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a78b08830fbd6b371bfea6a8a2dea060d22f2d18c4bdfa8fcfe2accd9b5b60d

Aliases

arxiv: 1406.0918 · arxiv_version: 1406.0918v1 · doi: 10.48550/arxiv.1406.0918 · pith_short_12: LJ4LBCBQ7PLL · pith_short_16: LJ4LBCBQ7PLLG4N7 · pith_short_8: LJ4LBCBQ

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/LJ4LBCBQ7PLLG4N75JVIULPKAY \
  | 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: 5a78b08830fbd6b371bfea6a8a2dea060d22f2d18c4bdfa8fcfe2accd9b5b60d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "013ddddff1287d07cce5a110d20a25dcc1cc2385b02aa29e57047ca86c528371",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-06-04T01:36:33Z",
    "title_canon_sha256": "b77fcaa092285719bcefb05d2e19d5ba96a6808f0dc483ff03bbf088e9f13d8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0918",
    "kind": "arxiv",
    "version": 1
  }
}