Pith Number

pith:I4WDTXGI

pith:2026:I4WDTXGIPITUGLUVZRWADJ5V7Z

not attested not anchored not stored refs pending

Strange quark star I: the maximum gravitational mass and deformation of magnetized spinning model

Fatemeh Kayanikhoo, Leszek Zdunik, Mateusz Kapusta, Miljenko \v{C}emelji\'c

arxiv:2601.09529 v1 · 2026-01-14 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4WDTXGIPITUGLUVZRWADJ5V7Z}

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	2026-06-19T16:12:04.970843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

472c39dcc87a27432e95cc6c01a7b5fe74e00bdf3bdfe4fcb01825e03d722811

Aliases

arxiv: 2601.09529 · arxiv_version: 2601.09529v1 · doi: 10.48550/arxiv.2601.09529 · pith_short_12: I4WDTXGIPITU · pith_short_16: I4WDTXGIPITUGLUV · pith_short_8: I4WDTXGI

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/I4WDTXGIPITUGLUVZRWADJ5V7Z \
  | 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: 472c39dcc87a27432e95cc6c01a7b5fe74e00bdf3bdfe4fcb01825e03d722811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8ca2729f1c90acdc14f345b139cd803d7f5d10ef732cf85d182cb9982bfb1a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-01-14T14:52:27Z",
    "title_canon_sha256": "7991fdaaa487252ee325afe31bd4585db84abc0cb24e68cb6aa0a3217fc559c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.09529",
    "kind": "arxiv",
    "version": 1
  }
}