Pith Number

pith:CHYXDF4F

pith:2009:CHYXDF4FTL7FQ6GA2R4MEEAS4R

not attested not anchored not stored refs pending

The Enrichment of the Intergalactic Medium with Adiabatic Feedback I: Metal Cooling and Metal Diffusion

2) (1. McMaster University, 2. University of Central Lancashire), Gregory Stinson (1, James Wadsley (1), Sijing Shen (1)

arxiv:0910.5956 v2 · 2009-10-30 · astro-ph.CO · 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{CHYXDF4FTL7FQ6GA2R4MEEAS4R}

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.

Cited by

1 paper in Pith

Numerous bow shocks in the outer Helix Nebula

Receipt and verification

First computed	2026-05-18T02:11:01.213939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f17197859afe5878c0d478c21012e47bb209124092012781edf2e36f4f628c

Aliases

arxiv: 0910.5956 · arxiv_version: 0910.5956v2 · doi: 10.48550/arxiv.0910.5956 · pith_short_12: CHYXDF4FTL7F · pith_short_16: CHYXDF4FTL7FQ6GA · pith_short_8: CHYXDF4F

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/CHYXDF4FTL7FQ6GA2R4MEEAS4R \
  | 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: 11f17197859afe5878c0d478c21012e47bb209124092012781edf2e36f4f628c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4989c2a8b2b651f87059d982623a0f77ed7d91f9afd431bbf31f18924130fcc6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-30T19:49:56Z",
    "title_canon_sha256": "66410b9f3da1a77c127674e10b9b0381b121428c71f40ff64624cd29da8822d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5956",
    "kind": "arxiv",
    "version": 2
  }
}