Pith Number

pith:CZAUS4RQ

pith:2012:CZAUS4RQVARGKRRMNK4ZWS7FQA

not attested not anchored not stored refs pending

The neutron star inner crust and symmetry energy

Constan\c{c}a Provid\^encia, Fabrizio Grill, Sidney S. Avancini

arxiv:1203.4166 v1 · 2012-03-19 · nucl-th · 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{CZAUS4RQVARGKRRMNK4ZWS7FQA}

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	2026-05-18T01:58:06.109630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1641497230a82265462c6ab99b4be5800d82ee2f35e1dd3109f9755cca471299

Aliases

arxiv: 1203.4166 · arxiv_version: 1203.4166v1 · doi: 10.48550/arxiv.1203.4166 · pith_short_12: CZAUS4RQVARG · pith_short_16: CZAUS4RQVARGKRRM · pith_short_8: CZAUS4RQ

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/CZAUS4RQVARGKRRMNK4ZWS7FQA \
  | 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: 1641497230a82265462c6ab99b4be5800d82ee2f35e1dd3109f9755cca471299

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7349ead9e9d4e8c0fcce580433ff940d6dbdc3173cf24dbce53a9bf98d11c6c0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2012-03-19T16:58:46Z",
    "title_canon_sha256": "a2e48808355935836c215fd32378c01f9c8a03feae260e8b304b9bfa443b670e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4166",
    "kind": "arxiv",
    "version": 1
  }
}