Pith Number

pith:RMUV4XOG

pith:2022:RMUV4XOGOP23TG5LXO4VMLISEA

not attested not anchored not stored refs pending

Constraining the parameterized neutron star equation of state with astronomical observations

Ankit Kumar, Jaikhomba Singha, S. Mullai Vaneshwar

arxiv:2203.14722 v1 · 2022-02-21 · nucl-th · 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{RMUV4XOGOP23TG5LXO4VMLISEA}

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	2026-07-05T04:19:56.987555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b295e5dc673f5b99babbbb9562d12201ea771394f96ef27e6f4fe42870e6a28

Aliases

arxiv: 2203.14722 · arxiv_version: 2203.14722v1 · doi: 10.48550/arxiv.2203.14722 · pith_short_12: RMUV4XOGOP23 · pith_short_16: RMUV4XOGOP23TG5L · pith_short_8: RMUV4XOG

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/RMUV4XOGOP23TG5LXO4VMLISEA \
  | 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: 8b295e5dc673f5b99babbbb9562d12201ea771394f96ef27e6f4fe42870e6a28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88c99f08ccc2c51280d6226bf845635bf960354878065a516a8126dafc07bb75",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2022-02-21T19:04:42Z",
    "title_canon_sha256": "4452cba42354aa00cb0bd4401c288742c5b7f49ecab8adbcf7d7e0574d51ff55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14722",
    "kind": "arxiv",
    "version": 1
  }
}