Pith Number

pith:SRAVU4GK

pith:2024:SRAVU4GKUGZ44VTOI7Y3VTO7AQ

not attested not anchored not stored refs pending

Universal Machine Learning Kohn-Sham Hamiltonian for Materials

Hongjun Xiang, Hongyu Yu, Jihui Yang, Xingao Gong, Xingyu Guo, Yang Zhong

arxiv:2402.09251 v2 · 2024-02-14 · physics.comp-ph · cond-mat.mtrl-sci · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRAVU4GKUGZ44VTOI7Y3VTO7AQ}

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	2026-07-05T08:32:36.583256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94415a70caa1b3ce566e47f1bacddf0430b234fca1b12849f5decd3d0639b85d

Aliases

arxiv: 2402.09251 · arxiv_version: 2402.09251v2 · doi: 10.48550/arxiv.2402.09251 · pith_short_12: SRAVU4GKUGZ4 · pith_short_16: SRAVU4GKUGZ44VTO · pith_short_8: SRAVU4GK

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/SRAVU4GKUGZ44VTOI7Y3VTO7AQ \
  | 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: 94415a70caa1b3ce566e47f1bacddf0430b234fca1b12849f5decd3d0639b85d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "747b382aed83fc1571e9c7634d515bc1d4c38bb1357a500f59c87d7b9e89b957",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2024-02-14T15:38:56Z",
    "title_canon_sha256": "df5fe80c0f8bf09093b8649fcebc42da8b787d1b22a6fe37e94852646bfbd516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.09251",
    "kind": "arxiv",
    "version": 2
  }
}