Pith Number

pith:ASRJCU6K

pith:1998:ASRJCU6KN3Y74ZY5KNKJTBFPS3

not attested not anchored not stored refs pending

Semi-analytical galaxy formation models and the high redshift universe

(2) Physics Dept., Carlos Frenk (2), Carlton Baugh (2), Cedric Lacey (1), Copenhagen, Durham University), Fabio Governato (2) ((1) Theoretical Astrophysics Center, Shaun Cole (2)

arxiv:astro-ph/9810386 v1 · 1998-10-23 · 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{ASRJCU6KN3Y74ZY5KNKJTBFPS3}

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	2026-07-04T14:16:15.008617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04a29153ca6ef1fe671d53549984af96d4549774db1057004af8d204c2447f59

Aliases

arxiv: astro-ph/9810386 · arxiv_version: astro-ph/9810386v1 · doi: 10.48550/arxiv.astro-ph/9810386 · pith_short_12: ASRJCU6KN3Y7 · pith_short_16: ASRJCU6KN3Y74ZY5 · pith_short_8: ASRJCU6K

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/ASRJCU6KN3Y74ZY5KNKJTBFPS3 \
  | 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: 04a29153ca6ef1fe671d53549984af96d4549774db1057004af8d204c2447f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4834f50066f05875370283d308be5dd5aac1500492971f4cfb2c2c54c4d36ef",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-10-23T11:12:54Z",
    "title_canon_sha256": "0892775bb69a3cd37ce9b04f7f3acbceef382bc5fe5c41b2e0f5009c5dfb867d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9810386",
    "kind": "arxiv",
    "version": 1
  }
}