Pith Number

pith:JPWF5THG

pith:2010:JPWF5THG6IQAZJM7XNBP6MDTAY

not attested not anchored not stored refs pending

Modeling CO Emission: I. CO as a Column Density Tracer and the X-Factor in Molecular Clouds

Cornelis P. Dullemond, Rahul Shetty, Ralf S. Klessen, Simon C. Glover

arxiv:1011.2019 v2 · 2010-11-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPWF5THG6IQAZJM7XNBP6MDTAY}

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	2026-05-18T02:04:50.067232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bec5ecce6f2200ca59fbb42ff30730618e9478bc26984ff26a56ad2bafe594f

Aliases

arxiv: 1011.2019 · arxiv_version: 1011.2019v2 · doi: 10.48550/arxiv.1011.2019 · pith_short_12: JPWF5THG6IQA · pith_short_16: JPWF5THG6IQAZJM7 · pith_short_8: JPWF5THG

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/JPWF5THG6IQAZJM7XNBP6MDTAY \
  | 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: 4bec5ecce6f2200ca59fbb42ff30730618e9478bc26984ff26a56ad2bafe594f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc6f442b032aabcaff261c1225fef4aa531b793de21239a3e2fc872b82195cc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-09T09:56:27Z",
    "title_canon_sha256": "87ea6636b9618c6f8d6406c0d21cf2e82d15c9a9b9e3ebe197b08067a44b8ba0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2019",
    "kind": "arxiv",
    "version": 2
  }
}