Pith Number

pith:FZNV4C6Z

pith:2019:FZNV4C6Z3HNHVCBGQ2TG2U3KT6

not attested not anchored not stored refs pending

Inferring neutron star properties from GW170817 with universal relations

Bharat Kumar, Philippe Landry

arxiv:1902.04557 v4 · 2019-02-12 · gr-qc · astro-ph.HE · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZNV4C6Z3HNHVCBGQ2TG2U3KT6}

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

2 papers in Pith

Detection of relativistic orbital deformation from improved timing of PSR J1757$-$1854

Impact of Anisotropy on Neutron Star Structure and Curvature

Receipt and verification

First computed	2026-05-17T23:41:45.112994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e5b5e0bd9d9da7a882686a66d536a9fafe441f7f780ff7e0e6036e8184296c4

Aliases

arxiv: 1902.04557 · arxiv_version: 1902.04557v4 · doi: 10.48550/arxiv.1902.04557 · pith_short_12: FZNV4C6Z3HNH · pith_short_16: FZNV4C6Z3HNHVCBG · pith_short_8: FZNV4C6Z

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/FZNV4C6Z3HNHVCBGQ2TG2U3KT6 \
  | 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: 2e5b5e0bd9d9da7a882686a66d536a9fafe441f7f780ff7e0e6036e8184296c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29dd6ed0f3a0b3aaddda85c32a2252d02d98df840504ec925f52a5b972f0afe5",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-02-12T18:58:46Z",
    "title_canon_sha256": "79a6e06dee01855e8f5f44d0a011159b7c677ac73172c48e0520f130baf3288a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04557",
    "kind": "arxiv",
    "version": 4
  }
}