Pith Number

pith:XC2IQI3K

pith:2019:XC2IQI3KSMON4VUUVXT4Q6T7BW

not attested not anchored not stored refs pending

Do the current astronomical observations exclude the existence of non-strange quark stars?

Cheng-Ming Li, Fei Wang, Hong-shi Zong, Tong Zhao, Wei Zheng, Yan Yan, Yong-Feng Huang

arxiv:1904.09744 v3 · 2019-04-22 · 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{XC2IQI3KSMON4VUUVXT4Q6T7BW}

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

Interacting quark matter and $f(Q)$ gravity: A new paradigm in exploring the properties of quark stars

Receipt and verification

First computed	2026-07-04T23:59:22.555144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8b488236a931cde5694ade7c87a7f0db99a5efa19071efeab58739f708090c7

Aliases

arxiv: 1904.09744 · arxiv_version: 1904.09744v3 · doi: 10.48550/arxiv.1904.09744 · pith_short_12: XC2IQI3KSMON · pith_short_16: XC2IQI3KSMON4VUU · pith_short_8: XC2IQI3K

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/XC2IQI3KSMON4VUUVXT4Q6T7BW \
  | 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: b8b488236a931cde5694ade7c87a7f0db99a5efa19071efeab58739f708090c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ef6d303855be19a030e0d199e323a0b0f8c0ed2849fbebc813fd974d25e60d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2019-04-22T06:53:07Z",
    "title_canon_sha256": "da641ba6c9bdd1669aa0a6a57e9d214dd3a869ffb48bc3150e2d852cfbac0078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09744",
    "kind": "arxiv",
    "version": 3
  }
}