Pith Number

pith:KTGDUD3O

pith:2021:KTGDUD3ON2E5JG7N63BGAUWB4N

not attested not anchored not stored refs pending

The Exact Second Order Corrections and Accurate Quasiparticle Energy Calculations in Density Functional Theory

Weitao Yang, Yuncai Mei, Zehua Chen

arxiv:2106.10358 v2 · 2021-06-18 · 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{KTGDUD3ON2E5JG7N63BGAUWB4N}

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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	2026-07-05T02:59:48.040621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54cc3a0f6e6e89d49bedf6c26052c1e3745dcfd42b1102053eee12ce44581aad

Aliases

arxiv: 2106.10358 · arxiv_version: 2106.10358v2 · doi: 10.48550/arxiv.2106.10358 · pith_short_12: KTGDUD3ON2E5 · pith_short_16: KTGDUD3ON2E5JG7N · pith_short_8: KTGDUD3O

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/KTGDUD3ON2E5JG7N63BGAUWB4N \
  | 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: 54cc3a0f6e6e89d49bedf6c26052c1e3745dcfd42b1102053eee12ce44581aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e005a8c7448d72989f7662dae10aa8d9a6eb15bcdf5c26531ac354821baca9",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-06-18T21:24:21Z",
    "title_canon_sha256": "083123747dd1ae5f2f58e5d2ba0722def4c184b2dc473726039f12708fce4158"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.10358",
    "kind": "arxiv",
    "version": 2
  }
}