Pith Number

pith:7NDQ6C5F

pith:1996:7NDQ6C5FSHZYTGF7GNMDUJO52S

not attested not anchored not stored refs pending

The Ellipticity and Orientation of Clusters of Galaxies from N-Body Experiments

Adrian L. Melott, Angela Linn, Charles Buck, Jeremy Tinker(Univ. Kansas), Randall J. Splinter(Univ. Kentucky)

arxiv:astro-ph/9607144 v2 · 1996-07-28 · 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{7NDQ6C5FSHZYTGF7GNMDUJO52S}

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	2026-05-18T01:07:40.944831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb470f0ba591f38998bf33583a25ddd49fcf3e8a3a1245acb56975e76f252db1

Aliases

arxiv: astro-ph/9607144 · arxiv_version: astro-ph/9607144v2 · doi: 10.48550/arxiv.astro-ph/9607144 · pith_short_12: 7NDQ6C5FSHZY · pith_short_16: 7NDQ6C5FSHZYTGF7 · pith_short_8: 7NDQ6C5F

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/7NDQ6C5FSHZYTGF7GNMDUJO52S \
  | 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: fb470f0ba591f38998bf33583a25ddd49fcf3e8a3a1245acb56975e76f252db1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d4f60302ea0db6b8e67d1c4588a3feb2702bf3a15e4ff8595f6d0e1a03c5d5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-07-28T17:37:11Z",
    "title_canon_sha256": "5ca3cfdbff836cc063764e20fbf7eb1563c2d1b3bf3d2f81d307a63438b19312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9607144",
    "kind": "arxiv",
    "version": 2
  }
}