Pith Number

pith:VER7O3KQ

pith:2017:VER7O3KQMFYG7QRGCECI74UHR4

not attested not anchored not stored refs pending

The vertical structure of gaseous galaxy discs in cold dark matter halos

Aaron D. Ludlow, Alejandro Benitez-Llambay, Carlos S. Frenk, Julio F. Navarro

arxiv:1707.08046 v1 · 2017-07-25 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VER7O3KQMFYG7QRGCECI74UHR4}

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	2026-05-18T00:31:12.168976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a923f76d5061706fc22611048ff2878f11e946b86dc9c140b9de33e576151298

Aliases

arxiv: 1707.08046 · arxiv_version: 1707.08046v1 · doi: 10.48550/arxiv.1707.08046 · pith_short_12: VER7O3KQMFYG · pith_short_16: VER7O3KQMFYG7QRG · pith_short_8: VER7O3KQ

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/VER7O3KQMFYG7QRGCECI74UHR4 \
  | 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: a923f76d5061706fc22611048ff2878f11e946b86dc9c140b9de33e576151298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "831d47062b8a8e9cf0f412582e49d4c9d6ae04095b4c73ba6f663bfd00718775",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-25T15:30:17Z",
    "title_canon_sha256": "0ce4b9117f35cca3b12fd3857820946020578155d3dfea6b24d8bc1d07836d8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08046",
    "kind": "arxiv",
    "version": 1
  }
}