Pith Number

pith:4G7ATGMN

pith:2022:4G7ATGMN63RW723IT7BVKPIIOO

not attested not anchored not stored refs pending

Dimensional homogeneity constrained gene expression programming for discovering governing equations

Dongsheng Wen, Haoyun Xing, Jun Zhang, Kaikai Feng, Wenjun Ma

arxiv:2211.09679 v3 · 2022-11-16 · physics.data-an · 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{4G7ATGMN63RW723IT7BVKPIIOO}

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	2026-07-05T08:01:29.076063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1be09998df6e36feb689fc3553d0873b0515778edf5229464c8a066f16d8fa6

Aliases

arxiv: 2211.09679 · arxiv_version: 2211.09679v3 · doi: 10.48550/arxiv.2211.09679 · pith_short_12: 4G7ATGMN63RW · pith_short_16: 4G7ATGMN63RW723I · pith_short_8: 4G7ATGMN

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/4G7ATGMN63RW723IT7BVKPIIOO \
  | 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: e1be09998df6e36feb689fc3553d0873b0515778edf5229464c8a066f16d8fa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08c4d504fb536179a7311df71c96ebd946d2cec62e131757b13907940b8bfbb9",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2022-11-16T01:25:41Z",
    "title_canon_sha256": "7917cf6a0453b9f710692fe4e02100b2fea669e111a78fc5aa014a2002408ab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.09679",
    "kind": "arxiv",
    "version": 3
  }
}