Pith Number

pith:3U7AFRTC

pith:2022:3U7AFRTCJEHSUTZK2Q4MVWDG7F

not attested not anchored not stored refs pending

Differentiating between sharp and smoother phase transitions in neutron stars

J. Leszek Zdunik, Jonas P. Pereira, Micha{\l} Bejger, Pawe{\l} Haensel

arxiv:2201.01217 v2 · 2022-01-04 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3U7AFRTCJEHSUTZK2Q4MVWDG7F}

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

X-ray pulsed light curves of highly compact neutron stars as probes of scalar-tensor theories of gravity

Receipt and verification

First computed	2026-07-05T04:35:41.442757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd3e02c662490f2a4f2ad438cad866f97c0ed63a55e146f98bb0a66338e2bf1d

Aliases

arxiv: 2201.01217 · arxiv_version: 2201.01217v2 · doi: 10.48550/arxiv.2201.01217 · pith_short_12: 3U7AFRTCJEHS · pith_short_16: 3U7AFRTCJEHSUTZK · pith_short_8: 3U7AFRTC

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/3U7AFRTCJEHSUTZK2Q4MVWDG7F \
  | 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: dd3e02c662490f2a4f2ad438cad866f97c0ed63a55e146f98bb0a66338e2bf1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2145fe825fa71e61d463cab4574f041e6311540b59a9849445ada6e2f7efe8e2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-01-04T16:03:38Z",
    "title_canon_sha256": "806266513a7f172691dfb7e480c0d56f18d7bef4fa084dba2b184098d8629d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.01217",
    "kind": "arxiv",
    "version": 2
  }
}