Pith Number

pith:KFZNXUAA

pith:2026:KFZNXUAAB2YYMU2JJLDNEWVNWB

not attested not anchored not stored refs pending

The Lumina Project: Intergalactic Clumping and Recombination Sinks

Aaron Smith, Ali Sadain, Hyunbae Park, Lars Hernquist, Mark Vogelsberger, Oliver Zier, Rahul Kannan, Rongrong Liu, Sonja M. Koehler, Teodora-Elena Bulichi, Volker Springel, Xuejian Shen, Yuan Bian

arxiv:2606.18382 v1 · 2026-06-16 · astro-ph.GA · 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{KFZNXUAAB2YYMU2JJLDNEWVNWB}

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	2026-06-19T16:10:59.810939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5172dbd0000eb18653494ac6d25aadb04f74f654e7414c3aaf56b5e59ebc62f7

Aliases

arxiv: 2606.18382 · arxiv_version: 2606.18382v1 · doi: 10.48550/arxiv.2606.18382 · pith_short_12: KFZNXUAAB2YY · pith_short_16: KFZNXUAAB2YYMU2J · pith_short_8: KFZNXUAA

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/KFZNXUAAB2YYMU2JJLDNEWVNWB \
  | 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: 5172dbd0000eb18653494ac6d25aadb04f74f654e7414c3aaf56b5e59ebc62f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68112b2cd8d1386d59cbf705b2e987de179e2c88a380b18093cfbb1ce1245a19",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-16T18:28:15Z",
    "title_canon_sha256": "81a82a734868146bfdf80da2a274439b292edd91bc918c6afa6616bdc820ccd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18382",
    "kind": "arxiv",
    "version": 1
  }
}