Pith Number

pith:X4S7SNTT

pith:2017:X4S7SNTTCYSZN5QRJ5DWOGRHDE

not attested not anchored not stored refs pending

Density matrix expansion based semi-local exchange hole applied to range separated density functional theory

Bikash Patra, Prasanjit Samal, Subrata Jana

arxiv:1709.04436 v1 · 2017-09-13 · cond-mat.mtrl-sci · physics.chem-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{X4S7SNTTCYSZN5QRJ5DWOGRHDE}

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	2026-05-18T00:35:14.360761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf25f93673162596f6114f47671a2719361b674cfc140b7a7cd641e15107bf52

Aliases

arxiv: 1709.04436 · arxiv_version: 1709.04436v1 · doi: 10.48550/arxiv.1709.04436 · pith_short_12: X4S7SNTTCYSZ · pith_short_16: X4S7SNTTCYSZN5QR · pith_short_8: X4S7SNTT

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/X4S7SNTTCYSZN5QRJ5DWOGRHDE \
  | 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: bf25f93673162596f6114f47671a2719361b674cfc140b7a7cd641e15107bf52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed8b89eaeb1e209517fd6b50556c17a177e82cc9448ad328141bd126e685a874",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-09-13T17:28:03Z",
    "title_canon_sha256": "d18fce95d6f780bca9d03ec611cf0a2d912c5c6cda27fbd6e572d194a3792937"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04436",
    "kind": "arxiv",
    "version": 1
  }
}