Pith Number

pith:SBFUI3BZ

pith:2018:SBFUI3BZMNJK4PFHKSJQ3MJI4V

not attested not anchored not stored refs pending

Construction of accurate machine learning force fields for copper and silicon dioxide

Wenwen Li, Yasunobu Ando

arxiv:1807.02042 v1 · 2018-07-05 · cond-mat.mtrl-sci · physics.comp-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{SBFUI3BZMNJK4PFHKSJQ3MJI4V}

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	2026-05-18T00:11:24.379957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

904b446c396352ae3ca754930db128e571cddba831b3df5b021b2dad091c6195

Aliases

arxiv: 1807.02042 · arxiv_version: 1807.02042v1 · doi: 10.48550/arxiv.1807.02042 · pith_short_12: SBFUI3BZMNJK · pith_short_16: SBFUI3BZMNJK4PFH · pith_short_8: SBFUI3BZ

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/SBFUI3BZMNJK4PFHKSJQ3MJI4V \
  | 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: 904b446c396352ae3ca754930db128e571cddba831b3df5b021b2dad091c6195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80e3f6ab6f27739a017bd0ae71c57a81287515d3405c4341dc53cd15bee48e34",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2018-07-05T15:01:51Z",
    "title_canon_sha256": "8cea5191ea93b6b719bb81b9154f0b2656d9798f8c6cd6ea30f0c28cc63e465d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02042",
    "kind": "arxiv",
    "version": 1
  }
}