Pith Number

pith:R5WMSDKI

pith:2000:R5WMSDKI26D3OX7ZKOG4WVEWP3

not attested not anchored not stored refs pending

Substructure and halo density profiles in a Warm Dark Matter Cosmology

O. Valenzuela (NMSU), P. Colin (UNAM), V. Avila-Reese (UNAM)

arxiv:astro-ph/0004115 v2 · 2000-04-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5WMSDKI26D3OX7ZKOG4WVEWP3}

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	2026-07-04T16:16:17.133817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f6cc90d48d787b75ff9538dcb54967eeea943b0fdd0fa51cb8f4dc9380e6dfb

Aliases

arxiv: astro-ph/0004115 · arxiv_version: astro-ph/0004115v2 · doi: 10.48550/arxiv.astro-ph/0004115 · pith_short_12: R5WMSDKI26D3 · pith_short_16: R5WMSDKI26D3OX7Z · pith_short_8: R5WMSDKI

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/R5WMSDKI26D3OX7ZKOG4WVEWP3 \
  | 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: 8f6cc90d48d787b75ff9538dcb54967eeea943b0fdd0fa51cb8f4dc9380e6dfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4683d54e540b8d99bc05c3defb8fe6cec564424ad6f8e11a684012518abe24a0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-07T23:38:28Z",
    "title_canon_sha256": "1864f851f968daa7816fe11ac48547e11bc8f565e8f20ce43733b00b018958d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004115",
    "kind": "arxiv",
    "version": 2
  }
}