Pith Number

pith:AYQHEA5A

pith:2003:AYQHEA5ASYGQICMGHTZS4LLWPI

not attested not anchored not stored refs pending

Strange stars: Can their crust reach the neutron drip density?

Hai Fu, Yong-Feng Huang

arxiv:astro-ph/0306259 v1 · 2003-06-12 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AYQHEA5ASYGQICMGHTZS4LLWPI}

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	2026-05-18T02:40:27.014714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06207203a0960d0409863cf32e2d767a06055972cec95df9bb79898987740141

Aliases

arxiv: astro-ph/0306259 · arxiv_version: astro-ph/0306259v1 · doi: 10.48550/arxiv.astro-ph/0306259 · pith_short_12: AYQHEA5ASYGQ · pith_short_16: AYQHEA5ASYGQICMG · pith_short_8: AYQHEA5A

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/AYQHEA5ASYGQICMGHTZS4LLWPI \
  | 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: 06207203a0960d0409863cf32e2d767a06055972cec95df9bb79898987740141

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "320c31585347fe2838fb522070984a3ab95a76c4ef010df1eda57bc74b4ca34e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-12T14:49:29Z",
    "title_canon_sha256": "b69de3179edbfd21f102238e17b1f0fdec38f23a5036b6320931a7ddcb30fb88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306259",
    "kind": "arxiv",
    "version": 1
  }
}