Pith Number

pith:J2VUREUW

pith:2013:J2VUREUWU5P7N4UEJZ6QJFUIWG

not attested not anchored not stored refs pending

DESPOTIC -- A New Software Library to Derive the Energetics and SPectra of Optically Thick Interstellar Clouds

Mark R. Krumholz

arxiv:1304.2404 v2 · 2013-04-08 · astro-ph.IM · 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{J2VUREUWU5P7N4UEJZ6QJFUIWG}

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	2026-05-18T01:50:41.400922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eab489296a75ff6f2844e7d049688b1ad53759642b0c515a0f5b9da76bfcb71

Aliases

arxiv: 1304.2404 · arxiv_version: 1304.2404v2 · doi: 10.48550/arxiv.1304.2404 · pith_short_12: J2VUREUWU5P7 · pith_short_16: J2VUREUWU5P7N4UE · pith_short_8: J2VUREUW

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/J2VUREUWU5P7N4UEJZ6QJFUIWG \
  | 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: 4eab489296a75ff6f2844e7d049688b1ad53759642b0c515a0f5b9da76bfcb71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba819c216de8b8464278199601480bc8e1a9f7df28273faca4d59b3ab440712",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-08T20:02:12Z",
    "title_canon_sha256": "31f4cb6ee38ef988d535c84791f93f13190f25948e33d28afe7140aeade2cfea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2404",
    "kind": "arxiv",
    "version": 2
  }
}