Pith Number

pith:FWPXN7XP

pith:2013:FWPXN7XP72KUAONKPP4WR7G2S6

not attested not anchored not stored refs pending

Constraining the symmetry energy at subsaturation densities using isotope binding energy difference and neutron skin thickness

Lie-Wen Chen, Zhen Zhang

arxiv:1302.5327 v2 · 2013-02-21 · nucl-th · astro-ph.SR · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FWPXN7XP72KUAONKPP4WR7G2S6}

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	2026-05-18T02:48:43.611779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d9f76feeffe954039aa7bf968fcda97ba77f8f219813323a355a67bf5026b8d

Aliases

arxiv: 1302.5327 · arxiv_version: 1302.5327v2 · doi: 10.48550/arxiv.1302.5327 · pith_short_12: FWPXN7XP72KU · pith_short_16: FWPXN7XP72KUAONK · pith_short_8: FWPXN7XP

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/FWPXN7XP72KUAONKPP4WR7G2S6 \
  | 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: 2d9f76feeffe954039aa7bf968fcda97ba77f8f219813323a355a67bf5026b8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d68aecee18abfc4d89a55e5b393336a5782bda7901e961ccd83fab80093640a7",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2013-02-21T16:29:57Z",
    "title_canon_sha256": "5b26003c432df2208ef74c4fceb6b20a95533ec8d85f1cf5238dcd9e6849afbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5327",
    "kind": "arxiv",
    "version": 2
  }
}