Pith Number

pith:WQFZFPRY

pith:2019:WQFZFPRY6A3TW5L6TZDOYXMJEL

not attested not anchored not stored refs pending

Embedding globular clusters in dark matter minihalos solves the cusp-core and timing problems in the Fornax dwarf galaxy

Joseph Silk, Pierre Boldrini, Roya Mohayaee

arxiv:1909.07404 v2 · 2019-09-16 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQFZFPRY6A3TW5L6TZDOYXMJEL}

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	2026-07-05T00:34:44.244715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40b92be38f0373b757e9e46ec5d8922d79f1bd8c1b71ec6737ee921d7712f41

Aliases

arxiv: 1909.07404 · arxiv_version: 1909.07404v2 · doi: 10.48550/arxiv.1909.07404 · pith_short_12: WQFZFPRY6A3T · pith_short_16: WQFZFPRY6A3TW5L6 · pith_short_8: WQFZFPRY

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/WQFZFPRY6A3TW5L6TZDOYXMJEL \
  | 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: b40b92be38f0373b757e9e46ec5d8922d79f1bd8c1b71ec6737ee921d7712f41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da91ed3d5c83a1235eda04496bb93f397b16f3f07fe3f855d111a20af07f7e92",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-16T18:00:13Z",
    "title_canon_sha256": "1fcafb16eb083fa7d60c01d79547df2caed7210597e7f5a957b54fc481e5bb7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07404",
    "kind": "arxiv",
    "version": 2
  }
}