Pith Number

pith:X75MCJCF

pith:2013:X75MCJCF6EDRMQ53H5NUJPQU7U

not attested not anchored not stored refs pending

Connection between dense gas mass fraction, turbulence driving, and star formation efficiency of molecular clouds

Christoph Federrath, Jouni Kainulainen, Thomas Henning

arxiv:1304.5036 v1 · 2013-04-18 · 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{X75MCJCF6EDRMQ53H5NUJPQU7U}

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	2026-05-18T01:50:31.235344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bffac12445f1071643bb3f5b44be14fd045141f8a86a15c8e665ee1b23d445b8

Aliases

arxiv: 1304.5036 · arxiv_version: 1304.5036v1 · doi: 10.48550/arxiv.1304.5036 · pith_short_12: X75MCJCF6EDR · pith_short_16: X75MCJCF6EDRMQ53 · pith_short_8: X75MCJCF

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/X75MCJCF6EDRMQ53H5NUJPQU7U \
  | 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: bffac12445f1071643bb3f5b44be14fd045141f8a86a15c8e665ee1b23d445b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85f5f17fe51a94cde7b88b28a970fe1c0f983bdc1c1dee1fa9eafcd01f1c33ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-18T07:06:20Z",
    "title_canon_sha256": "40a1791d8067528ac440573492a07e87b28b27cbe454c89ba3b4c66a4fd4628a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5036",
    "kind": "arxiv",
    "version": 1
  }
}