Pith Number

pith:XJ72MGDJ

pith:2002:XJ72MGDJDQUWO3DDPD7WUPZ7EY

not attested not anchored not stored refs pending

Constraints on reionization from the thermal history of the intergalactic medium

(2) IAS Princeton, (3) MPA, (4) ESO), Bob Carswell (1) ((1) IoA Cambridge, Joop Schaye (2), Panayiotis Tzanavaris (1), Saleem Zaroubi (3), Tae-Sun Kim (4), Tom Theuns (1)

arxiv:astro-ph/0201514 v1 · 2002-01-30 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJ72MGDJDQUWO3DDPD7WUPZ7EY}

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

1 paper in Pith

Patchy Helium and Hydrogen Reionization from the Kinetic Sunyaev-Zel'dovich Effect and Galaxies

Receipt and verification

First computed	2026-07-04T16:29:20.325773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba7fa618691c29676c6378ff6a3f3f26302776bd4b5187ef0f4b68d8091298e2

Aliases

arxiv: astro-ph/0201514 · arxiv_version: astro-ph/0201514v1 · doi: 10.48550/arxiv.astro-ph/0201514 · pith_short_12: XJ72MGDJDQUW · pith_short_16: XJ72MGDJDQUWO3DD · pith_short_8: XJ72MGDJ

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/XJ72MGDJDQUWO3DDPD7WUPZ7EY \
  | 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: ba7fa618691c29676c6378ff6a3f3f26302776bd4b5187ef0f4b68d8091298e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa635cf1948fbef20c0d27c681297b1a5eb905940fe3dfbff9fed77ba621d503",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-01-30T21:16:00Z",
    "title_canon_sha256": "ce8081beac4ae3506cfbb565ef63044715eaf7b973f5efeb24140f06ea2b8941"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0201514",
    "kind": "arxiv",
    "version": 1
  }
}