Pith Number

pith:NWC74WSZ

pith:2012:NWC74WSZWA5JE5QVO5BQFCKK4M

not attested not anchored not stored refs pending

Seeking for reliable double-hybrid density functionals without fitting parameters: The PBE0-2 functional

Jeng-Da Chai, Shan-Ping Mao

arxiv:1202.2574 v2 · 2012-02-12 · physics.chem-ph · cond-mat.mtrl-sci · cond-mat.other · physics.comp-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{NWC74WSZWA5JE5QVO5BQFCKK4M}

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	2026-05-18T01:58:30.874992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d85fe5a59b03a927615774302894ae3263cb0c7f7c59f03da956fda468e4ead

Aliases

arxiv: 1202.2574 · arxiv_version: 1202.2574v2 · doi: 10.48550/arxiv.1202.2574 · pith_short_12: NWC74WSZWA5J · pith_short_16: NWC74WSZWA5JE5QV · pith_short_8: NWC74WSZ

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/NWC74WSZWA5JE5QVO5BQFCKK4M \
  | 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: 6d85fe5a59b03a927615774302894ae3263cb0c7f7c59f03da956fda468e4ead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6e28637d2982752cac94d4c15689c144dbea7fa0979fc594a61060e31ca5054",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.other",
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2012-02-12T21:16:02Z",
    "title_canon_sha256": "05da2e0e798cbd80348b41a02e3d7b108d87a501a05727793e25355b23ab5a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2574",
    "kind": "arxiv",
    "version": 2
  }
}