Pith Number

pith:FBUWLHTT

pith:2021:FBUWLHTTWW42HANLHHB7YB333H

not attested not anchored not stored refs pending

Staggered mesh method for correlation energy calculations of solids: Second order M{\o}ller-Plesset perturbation theory

Lin Lin, Xiaoxu Li, Xin Xing

arxiv:2102.09652 v2 · 2021-02-18 · 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{FBUWLHTTWW42HANLHHB7YB333H}

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	2026-07-05T05:58:49.549725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2869659e73b5b9a381ab39c3fc077bd9f206780975b9219266b3cd11da554020

Aliases

arxiv: 2102.09652 · arxiv_version: 2102.09652v2 · doi: 10.48550/arxiv.2102.09652 · pith_short_12: FBUWLHTTWW42 · pith_short_16: FBUWLHTTWW42HANL · pith_short_8: FBUWLHTT

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/FBUWLHTTWW42HANLHHB7YB333H \
  | 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: 2869659e73b5b9a381ab39c3fc077bd9f206780975b9219266b3cd11da554020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af3118d2d8e0810acdfb46cabc0e4fdb7da4d010db863f0b43c7bc189ba6ce55",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2021-02-18T22:40:42Z",
    "title_canon_sha256": "9e6d37e57a94103ea0993078f6c384762214a1fa9931d451ff054e8f99030619"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09652",
    "kind": "arxiv",
    "version": 2
  }
}