Pith Number

pith:ELF5QLTZ

pith:2007:ELF5QLTZQTOQWAGR467PZUKUB4

not attested not anchored not stored refs pending

Universal Substructure Distributions in LCDM halos: Can we find a Fossil Group?

(2) MPIA Heidelberg), A.V. Maccio'(2), B. Moore (1)((1) University of Zurich, E. D'Onghia (1), G. Lake (1), J. Stadel (1)

arxiv:0704.2604 v1 · 2007-04-19 · 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{ELF5QLTZQTOQWAGR467PZUKUB4}

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	2026-07-04T15:00:59.398851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22cbd82e7984dd0b00d1e7befcd1540f150289a2b8d82c93cffd9c9e5fa2325f

Aliases

arxiv: 0704.2604 · arxiv_version: 0704.2604v1 · doi: 10.48550/arxiv.0704.2604 · pith_short_12: ELF5QLTZQTOQ · pith_short_16: ELF5QLTZQTOQWAGR · pith_short_8: ELF5QLTZ

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/ELF5QLTZQTOQWAGR467PZUKUB4 \
  | 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: 22cbd82e7984dd0b00d1e7befcd1540f150289a2b8d82c93cffd9c9e5fa2325f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfdc00426e40f2ea5f0e15e76056d2a655919faec64c5094c092a8172835e0eb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-19T20:02:12Z",
    "title_canon_sha256": "b12dff62f5a38e1132b1d8e3d8bfba867a3f3d47636fcf8710081bc33a97c18a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2604",
    "kind": "arxiv",
    "version": 1
  }
}