Pith Number

pith:5NYWXQ3R

pith:2020:5NYWXQ3RQIOUWIUCTRQPNAJ3ZK

not attested not anchored not stored refs pending

Neutron star cooling in modified gravity theories

Akira Dohi, Kazuhiro Yamamoto, Masa-aki Hashimoto, Rampei Kimura, Ryotaro Kase

arxiv:2003.12571 v2 · 2020-03-27 · gr-qc · astro-ph.CO · 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{5NYWXQ3RQIOUWIUCTRQPNAJ3ZK}

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	2026-07-05T03:00:27.186480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb716bc371821d4b22829c60f6813bca9d624e0b6929650e2fd1cb94551b8ade

Aliases

arxiv: 2003.12571 · arxiv_version: 2003.12571v2 · doi: 10.48550/arxiv.2003.12571 · pith_short_12: 5NYWXQ3RQIOU · pith_short_16: 5NYWXQ3RQIOUWIUC · pith_short_8: 5NYWXQ3R

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/5NYWXQ3RQIOUWIUCTRQPNAJ3ZK \
  | 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: eb716bc371821d4b22829c60f6813bca9d624e0b6929650e2fd1cb94551b8ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed9a5398a2fea0fdd413b7a18d79261a7f25ecfffb058795784daef49fb15046",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-27T07:49:10Z",
    "title_canon_sha256": "e84b4b9fefa6250936020b073e36cbb0d136413bd9abe90ccad4d4f373bbb1c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12571",
    "kind": "arxiv",
    "version": 2
  }
}