Pith Number

pith:CS4CVH5I

pith:2011:CS4CVH5IQNCZHP52ZVRVLLR3PC

not attested not anchored not stored refs pending

Hilbert-space partitioning of the molecular one-electron density matrix with orthogonal projectors

Diederik Vanfleteren, Dimitri Van Neck, Michel Waroquier, Patrick Bultinck, Paul W. Ayers

arxiv:1111.0894 v1 · 2011-11-03 · physics.chem-ph · quant-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{CS4CVH5IQNCZHP52ZVRVLLR3PC}

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	2026-05-18T04:09:36.708231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14b82a9fa8834593bfbacd6355ae3b788d59acc08765aab8c70edb5ff854e310

Aliases

arxiv: 1111.0894 · arxiv_version: 1111.0894v1 · doi: 10.48550/arxiv.1111.0894 · pith_short_12: CS4CVH5IQNCZ · pith_short_16: CS4CVH5IQNCZHP52 · pith_short_8: CS4CVH5I

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/CS4CVH5IQNCZHP52ZVRVLLR3PC \
  | 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: 14b82a9fa8834593bfbacd6355ae3b788d59acc08765aab8c70edb5ff854e310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0df2098ddb5f0500bd2552dbc1f03f5521e9f7d0a202b5296ff41e785e3b6720",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2011-11-03T16:01:23Z",
    "title_canon_sha256": "34d4f36e54e4fbc6dd6f12b590c2b4b9594bc8bbbdb26fcec77ce91c1a965fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0894",
    "kind": "arxiv",
    "version": 1
  }
}