Pith Number

pith:WUNTGD57

pith:2021:WUNTGD57OHS4A6YVAZICST4W75

not attested not anchored not stored refs pending

Can we decipher the composition of the core of a neutron star?

Chiranjib Mondal, Francesca Gulminelli

arxiv:2111.04520 v2 · 2021-11-08 · nucl-th · astro-ph.HE · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUNTGD57OHS4A6YVAZICST4W75}

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.

Cited by

1 paper in Pith

Probing Neutron Star Interiors and the Properties of Cold Ultra-dense Matter with the SKAO

Receipt and verification

First computed	2026-07-05T04:17:37.227413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51b330fbf71e5c07b150650294f96ff547505123c88e75d331a22bc0fcf43ef

Aliases

arxiv: 2111.04520 · arxiv_version: 2111.04520v2 · doi: 10.48550/arxiv.2111.04520 · pith_short_12: WUNTGD57OHS4 · pith_short_16: WUNTGD57OHS4A6YV · pith_short_8: WUNTGD57

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/WUNTGD57OHS4A6YVAZICST4W75 \
  | 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: b51b330fbf71e5c07b150650294f96ff547505123c88e75d331a22bc0fcf43ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17334f192164460beed9d3b269632c34500ccbe4758768723f783cc0d5312208",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-11-08T14:08:43Z",
    "title_canon_sha256": "75ed67d634dd78abf752f3729090d048e2fb7a2550108cb96b63b0b18917053c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04520",
    "kind": "arxiv",
    "version": 2
  }
}