Pith Number

pith:MDB4Z6YA

pith:2018:MDB4Z6YA4BOBRWQ3TZ5LDX25BQ

not attested not anchored not stored refs pending

A simple model for molecular hydrogen chemistry coupled to radiation hydrodynamics

Joakim Rosdahl, Romain Teyssier, Sarah Nickerson

arxiv:1802.00445 v2 · 2018-02-01 · 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{MDB4Z6YA4BOBRWQ3TZ5LDX25BQ}

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

2 papers in Pith

Revisiting the mass metallicity relation and the fundamental metallicity relation of dwarf galaxies at cosmic noon with NIRISS

Introducing the Lumina project: large-volume radiation-hydrodynamic simulations of the epochs of hydrogen and helium reionization

Receipt and verification

First computed	2026-05-18T00:06:25.200074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60c3ccfb00e05c18da1b9e7ab1df5d0c205ba315b2af307ac0b850ba520e8fb7

Aliases

arxiv: 1802.00445 · arxiv_version: 1802.00445v2 · doi: 10.48550/arxiv.1802.00445 · pith_short_12: MDB4Z6YA4BOB · pith_short_16: MDB4Z6YA4BOBRWQ3 · pith_short_8: MDB4Z6YA

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/MDB4Z6YA4BOBRWQ3TZ5LDX25BQ \
  | 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: 60c3ccfb00e05c18da1b9e7ab1df5d0c205ba315b2af307ac0b850ba520e8fb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c8e6d72d36578e7793c4ea0fc1a1e7c891488128d2d158544d36bf83c78aaa6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-01T19:00:01Z",
    "title_canon_sha256": "95849089d902f824875fd73ab4b0df4398cf3c4414f4b772aa671840dff56c6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00445",
    "kind": "arxiv",
    "version": 2
  }
}