Pith Number

pith:HW3J7XHG

pith:2024:HW3J7XHGB2FHOOTYECOAEYRMAF

not attested not anchored not stored refs pending

The ionizing photon budget and effective clumping factor in radiative transfer simulations calibrated to Lyman-alpha forest data

Charlotte Simmonds, Girish Kulkarni, James S. Bolton, Laura C. Keating, Martin G. Haehnelt, Shikhar Asthana

arxiv:2412.01906 v1 · 2024-12-02 · 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{HW3J7XHGB2FHOOTYECOAEYRMAF}

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	2026-07-05T09:43:40.831005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3db69fdce60e8a773a78209c02622c0158c124ea2c8be03d2a252ae7c1faad66

Aliases

arxiv: 2412.01906 · arxiv_version: 2412.01906v1 · doi: 10.48550/arxiv.2412.01906 · pith_short_12: HW3J7XHGB2FH · pith_short_16: HW3J7XHGB2FHOOTY · pith_short_8: HW3J7XHG

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/HW3J7XHGB2FHOOTYECOAEYRMAF \
  | 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: 3db69fdce60e8a773a78209c02622c0158c124ea2c8be03d2a252ae7c1faad66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c44f8329a1a6c9188b9b177c8f25247a55bfb1ea5f2626bae324ad2233f6ddca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2024-12-02T19:00:34Z",
    "title_canon_sha256": "c04aef8e56353c71f58dd4c506012e00a09460e3e2d47796ea89faf7646dc3a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.01906",
    "kind": "arxiv",
    "version": 1
  }
}