Pith Number

pith:CJGKNKMV

pith:2020:CJGKNKMVJUK34BSXWPD7FYQAFE

not attested not anchored not stored refs pending

Radiative cooling rates, ion fractions, molecule abundances and line emissivities including self-shielding and both local and metagalactic radiation fields

Joop Schaye, Sylvia Ploeckinger

arxiv:2006.14322 v3 · 2020-06-25 · 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{CJGKNKMVJUK34BSXWPD7FYQAFE}

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	2026-07-05T01:24:38.176997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

124ca6a9954d15be0657b3c7f2e2002919c51eb6bff3b4a980e8b5d3aa93c130

Aliases

arxiv: 2006.14322 · arxiv_version: 2006.14322v3 · doi: 10.48550/arxiv.2006.14322 · pith_short_12: CJGKNKMVJUK3 · pith_short_16: CJGKNKMVJUK34BSX · pith_short_8: CJGKNKMV

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/CJGKNKMVJUK34BSXWPD7FYQAFE \
  | 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: 124ca6a9954d15be0657b3c7f2e2002919c51eb6bff3b4a980e8b5d3aa93c130

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93f3bf07e4618200ef88582466d47d94998ceb3b5de85fefe2d312b77b4edc51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-25T11:55:51Z",
    "title_canon_sha256": "d0865b883ec177d733c63caba1841fe3cd237391c44d28c31b7d42e6c449b6d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.14322",
    "kind": "arxiv",
    "version": 3
  }
}