Pith Number

pith:HHCLW3TE

pith:2014:HHCLW3TEJFPONEF64OH3B4HJ6Y

not attested not anchored not stored refs pending

Nonparametric 3D map of the IGM using the Lyman-alpha forest

Christopher R. Genovese, Jessi Cisewski, Larry Wasserman, Melih Ozbek, Nishikanta Khandai, Peter E. Freeman, Rupert A. C. Croft

arxiv:1401.1867 v1 · 2014-01-09 · astro-ph.IM · astro-ph.CO · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHCLW3TEJFPONEF64OH3B4HJ6Y}

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	2026-05-18T01:45:27.279216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c4bb6e64495ee690bee38fb0f0e9f61e835b2a893922f36cdffe27b0550fcd

Aliases

arxiv: 1401.1867 · arxiv_version: 1401.1867v1 · doi: 10.48550/arxiv.1401.1867 · pith_short_12: HHCLW3TEJFPO · pith_short_16: HHCLW3TEJFPONEF6 · pith_short_8: HHCLW3TE

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/HHCLW3TEJFPONEF64OH3B4HJ6Y \
  | 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: 39c4bb6e64495ee690bee38fb0f0e9f61e835b2a893922f36cdffe27b0550fcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac282b22c17401fc544b7360234393b75292f3162b113925f0313f1cbce9415",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-01-09T00:44:32Z",
    "title_canon_sha256": "15754101f6b3d2d65cb8538771d42c35bd84b95d540b6cf9fed27cc62ecfdd65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1867",
    "kind": "arxiv",
    "version": 1
  }
}