Pith Number

pith:7OMMXQKG

pith:2003:7OMMXQKG2PFY3HUTME5SKOGBTU

not attested not anchored not stored refs pending

Radiative transfer through the Intergalactic Medium

Astronomy, Avery Meiksin (IfA, Cambridge), Edinburgh), James Bolton (IoA, Martin White (Depts Physics, UC Berkeley)

arxiv:astro-ph/0312524 v1 · 2003-12-19 · 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{7OMMXQKG2PFY3HUTME5SKOGBTU}

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	2026-07-04T16:38:02.578326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb98cbc146d3cb8d9e93613b2538c19d08e112119973a2f16d83b13cf6c94f11

Aliases

arxiv: astro-ph/0312524 · arxiv_version: astro-ph/0312524v1 · doi: 10.48550/arxiv.astro-ph/0312524 · pith_short_12: 7OMMXQKG2PFY · pith_short_16: 7OMMXQKG2PFY3HUT · pith_short_8: 7OMMXQKG

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/7OMMXQKG2PFY3HUTME5SKOGBTU \
  | 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: fb98cbc146d3cb8d9e93613b2538c19d08e112119973a2f16d83b13cf6c94f11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a25aaf5072495b711e01904b63bbff80d776f94362700c3f4ce6109f6714624",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-19T12:48:04Z",
    "title_canon_sha256": "221bb1ef7a1109508a31ed8e39dbe4ea8c87146856cd560401fccee290eaf3b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312524",
    "kind": "arxiv",
    "version": 1
  }
}