Pith Number

pith:RXY2TJVT

pith:2013:RXY2TJVTS5O6FCSDRY556HLC7L

not attested not anchored not stored refs pending

Koopmans' condition in self-interaction corrected density functional theory

Eric Suraud, Mai Phuong Dinh, Paul-Gerhard Reinhard, Peter Kl\"upfel

arxiv:1308.4253 v1 · 2013-08-20 · physics.atm-clus · 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{RXY2TJVTS5O6FCSDRY556HLC7L}

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	2026-05-18T01:48:13.567901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8df1a9a6b3975de28a438e3bdf1d62fad19f4fc6d9e89aed58b0f8c802415bfa

Aliases

arxiv: 1308.4253 · arxiv_version: 1308.4253v1 · doi: 10.48550/arxiv.1308.4253 · pith_short_12: RXY2TJVTS5O6 · pith_short_16: RXY2TJVTS5O6FCSD · pith_short_8: RXY2TJVT

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/RXY2TJVTS5O6FCSDRY556HLC7L \
  | 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: 8df1a9a6b3975de28a438e3bdf1d62fad19f4fc6d9e89aed58b0f8c802415bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e36c2c7cd8bf28ba5e40098dbfd9b5f808e70c94faf10730d3a1dbddb507d65e",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atm-clus",
    "submitted_at": "2013-08-20T08:29:44Z",
    "title_canon_sha256": "f6b69f91123b8d9cafbd8024c3538d56fcb04937a9cb80ddef5533322b9d65d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4253",
    "kind": "arxiv",
    "version": 1
  }
}