Pith Number

pith:JOKKL2GN

pith:2009:JOKKL2GN5GOXADIABZVBBPBDSZ

not attested not anchored not stored refs pending

Enhanced Dense Gas Fraction in Ultra-Luminous Infrared Galaxies

(5) NRAO, CA (4) Institute of Astronomy, Cambridge MA (3) Center for Astrophysics, Cambridge UK, Charlottesville VA), D. T. Narayanan (2), J. Moustakas (3), P. A. Vanden Bout (5) ((1) Steward Observatory, R. C. Kennicutt Jr (4), R. S. Bussmann (1), S. Juneau (1), Space Sciences, Tucson AZ (2) Harvard-Smithsonian CfA, UCSD, Y. L. Shirley (1)

arxiv:0911.0413 v2 · 2009-11-02 · astro-ph.CO · 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{JOKKL2GN5GOXADIABZVBBPBDSZ}

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	2026-05-18T02:34:12.148797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b94a5e8cde99d700d000e6a10bc2396460853d84678ac0e5d02810f2f6f1ec0

Aliases

arxiv: 0911.0413 · arxiv_version: 0911.0413v2 · doi: 10.48550/arxiv.0911.0413 · pith_short_12: JOKKL2GN5GOX · pith_short_16: JOKKL2GN5GOXADIA · pith_short_8: JOKKL2GN

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/JOKKL2GN5GOXADIABZVBBPBDSZ \
  | 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: 4b94a5e8cde99d700d000e6a10bc2396460853d84678ac0e5d02810f2f6f1ec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d3f943ce9d8b2602fb23d35d2641ec4d3d063ecda584f6643b9203af64531d3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-02T21:04:34Z",
    "title_canon_sha256": "e7a6e31df78b5b6cb329ecc2ee516fd1ff6cb22743a140d12ed1bfbc3b0b442c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0413",
    "kind": "arxiv",
    "version": 2
  }
}