Pith Number

pith:IDRNEWWD

pith:2009:IDRNEWWDT2OZDYXZLFMXZ5KD7I

not attested not anchored not stored refs pending

The angular momentum of cold dark matter haloes with and without baryons

2), (2) Argelander-Institut f\"ur Astronomie, 3) ((1) Institute for Computational Cosmology, (3) Center for Computational Sciences, Adrian Jenkins (1), Carlos S. Frenk (1), Germany, Japan), Philip Bett (1, Takashi Okamoto (1, UK, Universit\"at Bonn, University of Durham, University of Tsukuba, Vincent Eke (1)

arxiv:0906.2785 v2 · 2009-06-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IDRNEWWDT2OZDYXZLFMXZ5KD7I}

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	2026-05-18T01:11:27.807185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40e2d25ac39e9d91e2f959597cf543fa3f29e39633f841f0e3ef5ef6a03e32a1

Aliases

arxiv: 0906.2785 · arxiv_version: 0906.2785v2 · doi: 10.48550/arxiv.0906.2785 · pith_short_12: IDRNEWWDT2OZ · pith_short_16: IDRNEWWDT2OZDYXZ · pith_short_8: IDRNEWWD

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/IDRNEWWDT2OZDYXZLFMXZ5KD7I \
  | 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: 40e2d25ac39e9d91e2f959597cf543fa3f29e39633f841f0e3ef5ef6a03e32a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ed1cdee0becb89f62f068a2d3ebd84413980efd53e25ba6f1dfac8d396b6057",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-16T08:37:13Z",
    "title_canon_sha256": "8fbcc50d4d4b84ca4309cd3d4052ae1c0422b4207daa8b504bddb488f849f550"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2785",
    "kind": "arxiv",
    "version": 2
  }
}