Pith Number

pith:D3EHWHFU

pith:2012:D3EHWHFUGNDGKTGAO5H7CXNQLZ

not attested not anchored not stored refs pending

Polarizabilities of Si^{2+}: a benchmark test of theory and experiment

Charles W. Clark, M. G. Kozlov, M. S. Safronova, S. G. Porsev

arxiv:1204.3964 v1 · 2012-04-18 · physics.atom-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{D3EHWHFUGNDGKTGAO5H7CXNQLZ}

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	2026-05-18T03:21:21.680039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ec87b1cb43346654cc0774ff15db05e423c3856d2c39f58f727312e68f428d5

Aliases

arxiv: 1204.3964 · arxiv_version: 1204.3964v1 · doi: 10.48550/arxiv.1204.3964 · pith_short_12: D3EHWHFUGNDG · pith_short_16: D3EHWHFUGNDGKTGA · pith_short_8: D3EHWHFU

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/D3EHWHFUGNDGKTGAO5H7CXNQLZ \
  | 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: 1ec87b1cb43346654cc0774ff15db05e423c3856d2c39f58f727312e68f428d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be58bab072972998e002c43f8253dff4f815a1025a1bcc8a1ee6804bb2fb2bc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-04-18T02:59:09Z",
    "title_canon_sha256": "6322acf22a30b4687aeeb5a5bfac35edda22c2d9e2c2fd40308c0fe927c94e04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3964",
    "kind": "arxiv",
    "version": 1
  }
}