Pith Number

pith:OZMAHDSY

pith:2023:OZMAHDSYKKCFGEK4JTA3KVKR3L

not attested not anchored not stored refs pending

Grad DFT: a software library for machine learning enhanced density functional theory

Jack S. Baker, Juan Miguel Arrazola, Matija Medvidovic, Pablo A. M. Casares, Roberto dos Reis

arxiv:2309.15127 v2 · 2023-09-23 · physics.chem-ph · cond-mat.mtrl-sci · cs.LG · 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{OZMAHDSYKKCFGEK4JTA3KVKR3L}

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	2026-07-05T07:58:23.566963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7658038e58528453115c4cc1b55551dacf263940a2024e16ddec955237a90211

Aliases

arxiv: 2309.15127 · arxiv_version: 2309.15127v2 · doi: 10.48550/arxiv.2309.15127 · pith_short_12: OZMAHDSYKKCF · pith_short_16: OZMAHDSYKKCFGEK4 · pith_short_8: OZMAHDSY

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/OZMAHDSYKKCFGEK4JTA3KVKR3L \
  | 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: 7658038e58528453115c4cc1b55551dacf263940a2024e16ddec955237a90211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9adbbef9ce00caddd5c5b406cf9a9e011127b04857a509ddf6b418fed65a21",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cs.LG",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2023-09-23T00:25:06Z",
    "title_canon_sha256": "a750f5e7f637eb7068fb9bf54d811f53a8c1ae78df998461e5dc53c61246d84e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.15127",
    "kind": "arxiv",
    "version": 2
  }
}