Pith Number

pith:PP66DXQD

pith:2021:PP66DXQD5NFAXMI5SHJOL54LSM

not attested not anchored not stored refs pending

Unified analysis of finite-size error for periodic Hartree-Fock and second order M{\o}ller-Plesset perturbation theory

Lin Lin, Xiaoxu Li, Xin Xing

arxiv:2108.00206 v2 · 2021-07-31 · physics.comp-ph · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PP66DXQD5NFAXMI5SHJOL54LSM}

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	2026-07-05T07:12:45.602203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bfde1de03eb4a0bb11d91d2e5f78b931a288fe273df06c85f6c6704e241442f

Aliases

arxiv: 2108.00206 · arxiv_version: 2108.00206v2 · doi: 10.48550/arxiv.2108.00206 · pith_short_12: PP66DXQD5NFA · pith_short_16: PP66DXQD5NFAXMI5 · pith_short_8: PP66DXQD

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/PP66DXQD5NFAXMI5SHJOL54LSM \
  | 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: 7bfde1de03eb4a0bb11d91d2e5f78b931a288fe273df06c85f6c6704e241442f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31d11ca1c757f13c95757c68a691286830edd6dc3265d3edd16cae9bfdd391e9",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2021-07-31T10:20:18Z",
    "title_canon_sha256": "10ae0443ba192e519dbd1f6a2a26bd5c31fc623b88a8a4f3185cb5712f682429"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00206",
    "kind": "arxiv",
    "version": 2
  }
}