Pith Number

pith:WT4Q2SNX

pith:2013:WT4Q2SNXQ2FIPAGMZIJ6ZIYCTE

not attested not anchored not stored refs pending

An R-matrix with pseudo-state (RMPS) approach to the single photon double ionization and excitation of the He-like Li$^{+}$ ion

B M McLaughlin

arxiv:1302.7242 v1 · 2013-02-28 · 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{WT4Q2SNXQ2FIPAGMZIJ6ZIYCTE}

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	2026-05-18T01:51:25.944748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f90d49b7868a8780ccca13eca30299309532d6fbcac82e02558b413ce0b111

Aliases

arxiv: 1302.7242 · arxiv_version: 1302.7242v1 · doi: 10.48550/arxiv.1302.7242 · pith_short_12: WT4Q2SNXQ2FI · pith_short_16: WT4Q2SNXQ2FIPAGM · pith_short_8: WT4Q2SNX

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/WT4Q2SNXQ2FIPAGMZIJ6ZIYCTE \
  | 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: b4f90d49b7868a8780ccca13eca30299309532d6fbcac82e02558b413ce0b111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ab4c23eb41acdebf8f6d2c6a9387d88d8c1751ad089790ffbb4c918f6ef24fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-02-28T16:11:18Z",
    "title_canon_sha256": "9c86295fdc75ee959c1470f67d111cdce4e2b751e9db37f1fda5b23af78037b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.7242",
    "kind": "arxiv",
    "version": 1
  }
}