Pith Number

pith:XVNSQOPW

pith:2009:XVNSQOPWYDKWZGPITUACKNCGBR

not attested not anchored not stored refs pending

Relativistic coupled-cluster studies of ionization potentials, lifetimes and polarizabilities in singly ionized calcium

B. K. Sahoo, B. P. Das, D. Mukherjee

arxiv:0902.3778 v1 · 2009-02-22 · physics.atom-ph · physics.chem-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{XVNSQOPWYDKWZGPITUACKNCGBR}

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	2026-05-18T02:14:46.522947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd5b2839f6c0d56c99e89d002534460c52654e9286f23b53aa785a6f3e2e2446

Aliases

arxiv: 0902.3778 · arxiv_version: 0902.3778v1 · doi: 10.48550/arxiv.0902.3778 · pith_short_12: XVNSQOPWYDKW · pith_short_16: XVNSQOPWYDKWZGPI · pith_short_8: XVNSQOPW

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/XVNSQOPWYDKWZGPITUACKNCGBR \
  | 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: bd5b2839f6c0d56c99e89d002534460c52654e9286f23b53aa785a6f3e2e2446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d52bc2089846ab05e372e3768158a97fcec356d739fa21e587d06600c71f6a67",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-02-22T08:25:14Z",
    "title_canon_sha256": "9c729a8a52040aeda7832461804e8b490162495365ed7fe085e93790b919a848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3778",
    "kind": "arxiv",
    "version": 1
  }
}