Pith Number

pith:IUQVQ2XI

pith:2009:IUQVQ2XITIIZYHXTMGNDCF2MDD

not attested not anchored not stored refs pending

Modeling The Large Scale Bias of Neutral Hydrogen

Alberto Vallinotto, Felipe Marin, Hee-Jong Seo, Nickolay Y. Gnedin

arxiv:0911.0041 v2 · 2009-11-02 · 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{IUQVQ2XITIIZYHXTMGNDCF2MDD}

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	2026-05-18T02:34:12.330539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4521586ae89a119c1ef3619a31174c18ecc849f55ab2ebbe2d2180432e2e16e9

Aliases

arxiv: 0911.0041 · arxiv_version: 0911.0041v2 · doi: 10.48550/arxiv.0911.0041 · pith_short_12: IUQVQ2XITIIZ · pith_short_16: IUQVQ2XITIIZYHXT · pith_short_8: IUQVQ2XI

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/IUQVQ2XITIIZYHXTMGNDCF2MDD \
  | 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: 4521586ae89a119c1ef3619a31174c18ecc849f55ab2ebbe2d2180432e2e16e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7493d6e980b8b07335c11afe16bbaea76d07c779f0e1062f9bf29ff01f408654",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-02T20:48:46Z",
    "title_canon_sha256": "8bf30eab39df20a44fa75e4c5aa41e7b7f1bb4a47d4a3f8b8a1173b42c1e3f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0041",
    "kind": "arxiv",
    "version": 2
  }
}