Pith Number

pith:WP5CMFIB

pith:2018:WP5CMFIB3ZRVIXLHIMSMPZYC3B

not attested not anchored not stored refs pending

Polytropic stars in Palatini gravity

Aneta Wojnar

arxiv:1808.04188 v2 · 2018-08-13 · gr-qc · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WP5CMFIB3ZRVIXLHIMSMPZYC3B}

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	2026-05-17T23:55:55.637051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3fa261501de63545d674324c7e702d86751755bd787678e4e76f99ec8c24972

Aliases

arxiv: 1808.04188 · arxiv_version: 1808.04188v2 · doi: 10.48550/arxiv.1808.04188 · pith_short_12: WP5CMFIB3ZRV · pith_short_16: WP5CMFIB3ZRVIXLH · pith_short_8: WP5CMFIB

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/WP5CMFIB3ZRVIXLHIMSMPZYC3B \
  | 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: b3fa261501de63545d674324c7e702d86751755bd787678e4e76f99ec8c24972

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e440500902a054775d5d4fcf7480236ac1169351d1c896c82d21c68b1f557c1",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-13T13:03:38Z",
    "title_canon_sha256": "e0475a8fe2c3a14d530f5fea1bcb2171b00b057e87e16800edef6bf45296b2f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04188",
    "kind": "arxiv",
    "version": 2
  }
}