Pith Number

pith:ZJYXMKEP

pith:2026:ZJYXMKEPSWFONQJUTGRIL6V2OI

not attested not anchored not stored refs pending

Vortex State of Ultralight Dark Matter and the Fornax Timing Problem

A. Zaporozhchenko, E. Gorbar, K. Korshynska, O. Barabash, O. Teslyk, T. Gorkavenko, V. Gorkavenko

arxiv:2608.00258 v1 · 2026-07-31 · 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{ZJYXMKEPSWFONQJUTGRIL6V2OI}

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	2026-08-04T00:34:29.360260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca7176288f958ae6c13499a285faba722852bdde902ea0f0e8efaef61ffdeeec

Aliases

arxiv: 2608.00258 · arxiv_version: 2608.00258v1 · doi: 10.48550/arxiv.2608.00258 · pith_short_12: ZJYXMKEPSWFO · pith_short_16: ZJYXMKEPSWFONQJU · pith_short_8: ZJYXMKEP

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/ZJYXMKEPSWFONQJUTGRIL6V2OI \
  | 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: ca7176288f958ae6c13499a285faba722852bdde902ea0f0e8efaef61ffdeeec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4e4caa0dc2311ed509b3e647f352f521a6201b7d343b1bf03e3087b883e8188",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-31T19:58:02Z",
    "title_canon_sha256": "a6803f3cbb40aed05824c1eb89a01e6a007dec925d1f3d2a1a7fea3428f3f31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00258",
    "kind": "arxiv",
    "version": 1
  }
}