Pith Number

pith:4VZPTXIM

pith:2001:4VZPTXIMUYI6JYUWJDWUHMMTMK

not attested not anchored not stored refs pending

Study of the neutron star structure in strong magnetic fields including the anomalous magnetic moments

Akira Iwamoto, Guangjun Mao, Zhuxia Li

arxiv:astro-ph/0109221 v2 · 2001-09-14 · 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{4VZPTXIMUYI6JYUWJDWUHMMTMK}

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	2026-05-18T02:40:35.984908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e572f9dd0ca611e4e29648ed43b193629f9af760a9485bf85083561edcd9b66c

Aliases

arxiv: astro-ph/0109221 · arxiv_version: astro-ph/0109221v2 · doi: 10.48550/arxiv.astro-ph/0109221 · pith_short_12: 4VZPTXIMUYI6 · pith_short_16: 4VZPTXIMUYI6JYUW · pith_short_8: 4VZPTXIM

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/4VZPTXIMUYI6JYUWJDWUHMMTMK \
  | 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: e572f9dd0ca611e4e29648ed43b193629f9af760a9485bf85083561edcd9b66c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0457621b550c2136cdece461a3eea1836a2c8424e21eb924e6cb05b5d08ea884",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-14T08:49:15Z",
    "title_canon_sha256": "de49f9ea6e8a620718c62b9e1bbd41863cf4ec48745592aa98a5cf8bf42bd781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109221",
    "kind": "arxiv",
    "version": 2
  }
}