Pith Number

pith:NOJZ2V73

pith:1995:NOJZ2V73SL3ZGSGYO3ZD7D64J5

not attested not anchored not stored refs pending

Photoionization and the Formation of Dwarf Galaxies

George Efstathiou (Oxford), Neal Katz (U. Washington), Thomas Quinn (U. Washington)

arxiv:astro-ph/9509128 v1 · 1995-09-25 · 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{NOJZ2V73SL3ZGSGYO3ZD7D64J5}

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

The Bright Future of the Dark and Dim Universe

Receipt and verification

First computed	2026-05-18T01:12:44.087595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b939d57fb92f79348d876f23f8fdc4f720d8b5474738a097dff862983c71fb0

Aliases

arxiv: astro-ph/9509128 · arxiv_version: astro-ph/9509128v1 · doi: 10.48550/arxiv.astro-ph/9509128 · pith_short_12: NOJZ2V73SL3Z · pith_short_16: NOJZ2V73SL3ZGSGY · pith_short_8: NOJZ2V73

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/NOJZ2V73SL3ZGSGYO3ZD7D64J5 \
  | 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: 6b939d57fb92f79348d876f23f8fdc4f720d8b5474738a097dff862983c71fb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a3c5a2e0166df610509528f37863490d9c41130c14aa8fec4a99e67432fd2ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-09-25T23:27:41Z",
    "title_canon_sha256": "df0e82892f194f674c375f9377e8af78414b94584b1d51ba3e6b1385276410e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9509128",
    "kind": "arxiv",
    "version": 1
  }
}