Pith Number

pith:ZPFX6FBW

pith:2025:ZPFX6FBWYLTFQFJMFOAL6JURFQ

not attested not anchored not stored refs pending

New constraints on the galactic ionizing efficiency and escape fraction at 2.5 < z < 6 based on quasar absorption spectra

Anson D'Aloisio, Christopher Cain, Julian B. Munoz

arxiv:2503.08778 v2 · 2025-03-11 · 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{ZPFX6FBWYLTFQFJMFOAL6JURFQ}

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

A self-consistent analytical model for both the photoionization rate and reionization history

The impact of source and survey modelling on the connection between [O III] emitters and Ly $\alpha$ forest transmission at z ~ 6

Receipt and verification

First computed	2026-07-05T11:31:05.633529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbcb7f1436c2e658152c2b80bf26912c1fccc5c337bf87957495af02cdc71d72

Aliases

arxiv: 2503.08778 · arxiv_version: 2503.08778v2 · doi: 10.48550/arxiv.2503.08778 · pith_short_12: ZPFX6FBWYLTF · pith_short_16: ZPFX6FBWYLTFQFJM · pith_short_8: ZPFX6FBW

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/ZPFX6FBWYLTFQFJMFOAL6JURFQ \
  | 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: cbcb7f1436c2e658152c2b80bf26912c1fccc5c337bf87957495af02cdc71d72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ca4ebdca72c7d8f43d109267d8611ebe75e7d390b8f00e5d7ff71bdd05aaa79",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-11T18:00:04Z",
    "title_canon_sha256": "b875ac419c82670660d2367a4d1429ff17df663b0b94823d60bea280e1abdca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.08778",
    "kind": "arxiv",
    "version": 2
  }
}