Pith Number

pith:ZETNIZXW

pith:2019:ZETNIZXWBFAN2KHAL5BZSEMI6U

not attested not anchored not stored refs pending

A new density functional method for electronic structure calculation of atoms and molecules

Amlan K. Roy

arxiv:1904.08806 v1 · 2019-04-18 · 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{ZETNIZXWBFAN2KHAL5BZSEMI6U}

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	2026-05-17T23:48:12.884367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c926d466f60940dd28e05f43991188f510f5720c6c7342e6f3d53a11427fecde

Aliases

arxiv: 1904.08806 · arxiv_version: 1904.08806v1 · doi: 10.48550/arxiv.1904.08806 · pith_short_12: ZETNIZXWBFAN · pith_short_16: ZETNIZXWBFAN2KHA · pith_short_8: ZETNIZXW

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/ZETNIZXWBFAN2KHAL5BZSEMI6U \
  | 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: c926d466f60940dd28e05f43991188f510f5720c6c7342e6f3d53a11427fecde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e8152b4658939fcab574cbd3b82c740269939edd31d261db2e88ffe910670d",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-04-18T14:31:02Z",
    "title_canon_sha256": "4e2b1ba520c51673013b586e9234c380192b7d649b3096eb72108186388a6946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08806",
    "kind": "arxiv",
    "version": 1
  }
}