Pith Number

pith:CK4IU45L

pith:2021:CK4IU45LT7R4LQR3EB4PRQRP7F

not attested not anchored not stored refs pending

Modeling liquid water by climbing up Jacob's ladder in density functional theory facilitated by using deep neural network potentials

Chunyi Zhang, Diana Y. Qiu, Fujie Tang, John P. Perdew, Linfeng Zhang, Michael L. Klein, Mohan Chen, Xifan Wu

arxiv:2104.14410 v1 · 2021-04-29 · physics.chem-ph · 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{CK4IU45LT7R4LQR3EB4PRQRP7F}

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	2026-07-05T02:36:16.357619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12b88a73ab9fe3c5c23b2078f8c22ff94fb2642a7e95e458f33ee7802a97e7a4

Aliases

arxiv: 2104.14410 · arxiv_version: 2104.14410v1 · doi: 10.48550/arxiv.2104.14410 · pith_short_12: CK4IU45LT7R4 · pith_short_16: CK4IU45LT7R4LQR3 · pith_short_8: CK4IU45L

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/CK4IU45LT7R4LQR3EB4PRQRP7F \
  | 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: 12b88a73ab9fe3c5c23b2078f8c22ff94fb2642a7e95e458f33ee7802a97e7a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a4f94490c2c6ae7c231163e9b7389cc0c6b0c3635c169264a475ca964a5f91",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-04-29T15:20:14Z",
    "title_canon_sha256": "9b8f2a9c8c966adcabeb796ac67b2b91747b06ebecfd8d49dafa73c38430ff98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14410",
    "kind": "arxiv",
    "version": 1
  }
}