Pith Number

pith:PQJQR2PJ

pith:2012:PQJQR2PJLGSS5LGPY2NIUZ4P56

not attested not anchored not stored refs pending

A Simple Law of Star Formation

Aake Nordlund, Paolo Padoan, Troels Haugboelle

arxiv:1208.3758 v2 · 2012-08-18 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQJQR2PJLGSS5LGPY2NIUZ4P56}

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.

Cited by

1 paper in Pith

The ${}^{13}\mathrm{CO}(2{-}1)/^{12}\mathrm{CO}(2{-}1)$ Line Ratio from 100 Molecular Clouds in the Large Magellanic Cloud

Receipt and verification

First computed	2026-05-18T01:55:09.515727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c1308e9e959a52eaccfc69a8a678fefaf0fa10da7023501c89ed163a4ad9667

Aliases

arxiv: 1208.3758 · arxiv_version: 1208.3758v2 · doi: 10.48550/arxiv.1208.3758 · pith_short_12: PQJQR2PJLGSS · pith_short_16: PQJQR2PJLGSS5LGP · pith_short_8: PQJQR2PJ

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/PQJQR2PJLGSS5LGPY2NIUZ4P56 \
  | 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: 7c1308e9e959a52eaccfc69a8a678fefaf0fa10da7023501c89ed163a4ad9667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df50b54a57a4b16e5dcc1f1de6a8e3771e8b80172e02e4bb344c90e716ead03",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-08-18T16:04:41Z",
    "title_canon_sha256": "8ab6667c66bc1502db0307c997b90cbb81733cae7056576c25077a1f50b9a0c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3758",
    "kind": "arxiv",
    "version": 2
  }
}