Pith Number

pith:FNCFR6S2

pith:2004:FNCFR6S25FLVFUXZKJHSXDSTCA

not attested not anchored not stored refs pending

Energy Crisis in the Superbubble DEM L 192 (N 51D)

2), (2) now at Harvard University, 3), (3) now at Instituto de Astrofisica de Andalucia), B. C. Dunne (1) ((1) University of Illinois, C.-H. R. Chen (1), M. A. Guerrero (1, R. L. Cooper (1, Y.-H. Chu (1)

arxiv:astro-ph/0401431 v1 · 2004-01-21 · 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{FNCFR6S25FLVFUXZKJHSXDSTCA}

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	2026-05-18T02:40:26.658924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b4458fa5ae95752d2f9524f2b8e5310266d0edec3b45d3a24b87f4df2eb98d7

Aliases

arxiv: astro-ph/0401431 · arxiv_version: astro-ph/0401431v1 · doi: 10.48550/arxiv.astro-ph/0401431 · pith_short_12: FNCFR6S25FLV · pith_short_16: FNCFR6S25FLVFUXZ · pith_short_8: FNCFR6S2

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/FNCFR6S25FLVFUXZKJHSXDSTCA \
  | 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: 2b4458fa5ae95752d2f9524f2b8e5310266d0edec3b45d3a24b87f4df2eb98d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0512263db1df67f578eda8e77a77518ece0156d7b9ee0c8ce62d020cb3f9ad7f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-21T20:43:22Z",
    "title_canon_sha256": "d12451f92283cd7609a5f474cbb33c057c161200b008567e0168cec22e08cf6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401431",
    "kind": "arxiv",
    "version": 1
  }
}