Pith Number

pith:FCBZXJL2

pith:1998:FCBZXJL2JX7SQGUW4NMNNBIUUO

not attested not anchored not stored refs pending

Semi-Analytic Modelling of Galaxy Formation: The Local Universe

2), (2) University of California, Jerusalem, Joel R. Primack (2) ((1) Hebrew University, Rachel S. Somerville (1, Santa Cruz)

arxiv:astro-ph/9802268 v3 · 1998-02-20 · 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{FCBZXJL2JX7SQGUW4NMNNBIUUO}

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

Cosmological simulations of the same spiral galaxy: satellite properties, the role of baryonic physics and star formation history in shaping dark matter cores/cusps

Receipt and verification

First computed	2026-07-04T15:51:13.119113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28839ba57a4dff281a96e358d68514a3b01bbd337426bfd9a9166b9a24b97b2e

Aliases

arxiv: astro-ph/9802268 · arxiv_version: astro-ph/9802268v3 · doi: 10.48550/arxiv.astro-ph/9802268 · pith_short_12: FCBZXJL2JX7S · pith_short_16: FCBZXJL2JX7SQGUW · pith_short_8: FCBZXJL2

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/FCBZXJL2JX7SQGUW4NMNNBIUUO \
  | 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: 28839ba57a4dff281a96e358d68514a3b01bbd337426bfd9a9166b9a24b97b2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "615f140ffa5957fab1b073b90e5ef26f7699b93e5246752472cebbca4a7b93a8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-02-20T14:32:23Z",
    "title_canon_sha256": "91fce1c2af0377c8f9a61b2a6d89ef2555424f3291c50823f1ea4d8f728a78cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9802268",
    "kind": "arxiv",
    "version": 3
  }
}