Pith Number

pith:QUMRCLZS

pith:2022:QUMRCLZSCE5ZW77OWW7XCB253H

not attested not anchored not stored refs pending

Cosmo-Paleontology: Statistics of Fossil Groups in a Gravity-Only Simulation

Aurora Cossairt, Eve Kovacs, Katrin Heitmann, Michael Buehlmann, Salman Habib, Xin Liu

arxiv:2203.08768 v2 · 2022-03-16 · astro-ph.CO · 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{QUMRCLZSCE5ZW77OWW7XCB253H}

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	2026-07-05T04:27:12.037845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8519112f32113b9b7feeb5bf71075dd9efa96149473f4d36297d25b789849e9e

Aliases

arxiv: 2203.08768 · arxiv_version: 2203.08768v2 · doi: 10.48550/arxiv.2203.08768 · pith_short_12: QUMRCLZSCE5Z · pith_short_16: QUMRCLZSCE5ZW77O · pith_short_8: QUMRCLZS

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/QUMRCLZSCE5ZW77OWW7XCB253H \
  | 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: 8519112f32113b9b7feeb5bf71075dd9efa96149473f4d36297d25b789849e9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4a850b2a5b73f70d13e8445911c68a6d46fec58658b1ead874028dd5e957f5e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-03-16T17:31:17Z",
    "title_canon_sha256": "af148ac99847d5e9a253ef4569685a9ef7c68b251caa3d31b22b71e4ed1624df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.08768",
    "kind": "arxiv",
    "version": 2
  }
}