Pith Number

pith:GRFPFG4P

pith:2012:GRFPFG4PRX4ATRL2ECYJGAD7OT

not attested not anchored not stored refs pending

Electric dipole polarizability and the neutron skin

B. K. Agrawal, D. Vretenar, G. Colo, J. Piekarewicz, N. Paar, P.-G. Reinhard, W. Nazarewicz, X. Roca-Maza

arxiv:1201.3807 v1 · 2012-01-18 · 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{GRFPFG4PRX4ATRL2ECYJGAD7OT}

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	2026-05-18T01:58:47.342076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

344af29b8f8df809c57a20b093007f74fd2d062d02df10e95f1ca316a0bf7a7e

Aliases

arxiv: 1201.3807 · arxiv_version: 1201.3807v1 · doi: 10.48550/arxiv.1201.3807 · pith_short_12: GRFPFG4PRX4A · pith_short_16: GRFPFG4PRX4ATRL2 · pith_short_8: GRFPFG4P

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/GRFPFG4PRX4ATRL2ECYJGAD7OT \
  | 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: 344af29b8f8df809c57a20b093007f74fd2d062d02df10e95f1ca316a0bf7a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0fa300c12165826e1c384f11615577f9b362bdabfdf3e4d1ede7325347c1d97",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2012-01-18T14:53:53Z",
    "title_canon_sha256": "947e7273e4bf4059f90f60c7d4468be4cfbb68b4a5e305747d0fcd303b45e4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3807",
    "kind": "arxiv",
    "version": 1
  }
}