Pith Number

pith:X7Q4N5LM

pith:2012:X7Q4N5LMSKMN2RCDYS6IBNOYFC

not attested not anchored not stored refs pending

Modeling Dust and Starlight in Galaxies Observed by Spitzer and Herschel: NGC 628 and NGC 6946

A. Crocker, A. D. Bolatto, A. K. Leroy, B. D. Johnson, B. T. Draine, C. W. Engelbracht, D. A. Dale, D. Calzetti, E. J. Murphy, E. Montiel, F. Walter, G. Aniano, G. Helou, H. Roussel, H-W. Rix, J. Donovan Meyer, J.-D.T. Smith, J. Hinz, J. Koda, K. D. Gordon, K. Sandstrom, L. Armus, L. K. Hunt, M. Galametz, M. G. Wolfire, M. Sauvage, O. Krause, R. C. Kennicutt, R. Skibba

arxiv:1207.4186 v1 · 2012-07-17 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7Q4N5LMSKMN2RCDYS6IBNOYFC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:56:17.214520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe1c6f56c9298dd4443c4bc80b5d828b383b0341d5207f5c8b876d834be1639

Aliases

arxiv: 1207.4186 · arxiv_version: 1207.4186v1 · doi: 10.48550/arxiv.1207.4186 · pith_short_12: X7Q4N5LMSKMN · pith_short_16: X7Q4N5LMSKMN2RCD · pith_short_8: X7Q4N5LM

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/X7Q4N5LMSKMN2RCDYS6IBNOYFC \
  | 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: bfe1c6f56c9298dd4443c4bc80b5d828b383b0341d5207f5c8b876d834be1639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22558c4e41ff85a1a73bc3df7fb74bae25537f699a3a4f9af43e309fe5ba4cbd",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-17T20:00:02Z",
    "title_canon_sha256": "f260a6aab3f06334b8b0aa919fbecb986c4a4b7dcfd9ba2fde0f8d3c82aa3316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4186",
    "kind": "arxiv",
    "version": 1
  }
}