Pith Number

pith:XJCRPYVV

pith:1996:XJCRPYVVP4MK5BMIP3537FUVZG

not attested not anchored not stored refs pending

Simple Three-Integral Scale-Free Galaxy Models

N.W. Evans (Oxford), P.T. de Zeeuw (Leiden), R.M. H\"afner (Oxford)

arxiv:astro-ph/9611162 v1 · 1996-11-20 · 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{XJCRPYVVP4MK5BMIP3537FUVZG}

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	2026-05-18T01:40:18.795426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba4517e2b57f18ae85887efbbf9695c990a75d665a7828a043b60ad9e35a189c

Aliases

arxiv: astro-ph/9611162 · arxiv_version: astro-ph/9611162v1 · doi: 10.48550/arxiv.astro-ph/9611162 · pith_short_12: XJCRPYVVP4MK · pith_short_16: XJCRPYVVP4MK5BMI · pith_short_8: XJCRPYVV

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/XJCRPYVVP4MK5BMIP3537FUVZG \
  | 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: ba4517e2b57f18ae85887efbbf9695c990a75d665a7828a043b60ad9e35a189c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34b555cdcc6ae54cd145190a5a546ac763f499fae30a8d50c450c9418981f39d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-11-20T17:12:59Z",
    "title_canon_sha256": "629d389851d351bc93e049ef83f47844d46d3acd46635d2aaffec3d1773c1bb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9611162",
    "kind": "arxiv",
    "version": 1
  }
}