Pith Number

pith:IQ4ES546

pith:2012:IQ4ES546GZGLY3ZE3NIMKIKCXQ

not attested not anchored not stored refs pending

Hybrid fluid/kinetic modeling of Pluto's escaping atmosphere

Justin T. Erwin, O. J. Tucker, Robert E. Johnson

arxiv:1211.3994 v2 · 2012-11-16 · 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{IQ4ES546GZGLY3ZE3NIMKIKCXQ}

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	2026-05-18T01:53:10.226161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

443849779e364cbc6f24db50c52142bc084b82bde957ded95c3d52b28a94df3a

Aliases

arxiv: 1211.3994 · arxiv_version: 1211.3994v2 · doi: 10.48550/arxiv.1211.3994 · pith_short_12: IQ4ES546GZGL · pith_short_16: IQ4ES546GZGLY3ZE · pith_short_8: IQ4ES546

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/IQ4ES546GZGLY3ZE3NIMKIKCXQ \
  | 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: 443849779e364cbc6f24db50c52142bc084b82bde957ded95c3d52b28a94df3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "507fbbf77bcffe43e3bbe9e3b93515f9261152e7872f16fa05e2e086e84e2c6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-11-16T19:12:50Z",
    "title_canon_sha256": "bd18bec912715981aa9ae6a9cabcd5db0e4dccfa55f78c7eff852618a79b3ada"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3994",
    "kind": "arxiv",
    "version": 2
  }
}