Pith Number

pith:WAUOHF5O

pith:2022:WAUOHF5OGB2MDEWYGAPKLXYCV3

not attested not anchored not stored refs pending

Discovering Nonlinear PDEs from Scarce Data with Physics-encoded Learning

Chengping Rao, Hao Sun, Pu Ren, Yang Liu

arxiv:2201.12354 v1 · 2022-01-28 · cs.LG · cs.AI · 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{WAUOHF5OGB2MDEWYGAPKLXYCV3}

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.

Cited by

1 paper in Pith

SlotPi: Physics-informed Object-centric Reasoning Models

Receipt and verification

First computed	2026-07-05T06:11:41.736144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b028e397ae3074c192d8301ea5df02aee8cfd13f04fc32739d348680214da1df

Aliases

arxiv: 2201.12354 · arxiv_version: 2201.12354v1 · doi: 10.48550/arxiv.2201.12354 · pith_short_12: WAUOHF5OGB2M · pith_short_16: WAUOHF5OGB2MDEWY · pith_short_8: WAUOHF5O

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/WAUOHF5OGB2MDEWYGAPKLXYCV3 \
  | 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: b028e397ae3074c192d8301ea5df02aee8cfd13f04fc32739d348680214da1df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42eaab583929b84133502cfb10a03eebd7ff43ca53ef6631e864378a3f2dac59",
    "cross_cats_sorted": [
      "cs.AI",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-01-28T07:49:48Z",
    "title_canon_sha256": "52a74b97f18b28a2697bd324afc26d07c874c944a06213f58373b6a1b3902b23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.12354",
    "kind": "arxiv",
    "version": 1
  }
}