Pith Number

pith:DI7UEV57

pith:2025:DI7UEV57B3TDXV6IL6EUQRD2T7

not attested not anchored not stored refs pending

Discovering Physics Laws of Dynamical Systems via Invariant Function Learning

Shuiwang Ji, Shurui Gui, Xiner Li

arxiv:2502.04495 v2 · 2025-02-06 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DI7UEV57B3TDXV6IL6EUQRD2T7}

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	2026-07-05T11:19:24.311617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a3f4257bf0ee63bd7c85f8948447a9fd728433377ffd88d63d7a8797a9c91c1

Aliases

arxiv: 2502.04495 · arxiv_version: 2502.04495v2 · doi: 10.48550/arxiv.2502.04495 · pith_short_12: DI7UEV57B3TD · pith_short_16: DI7UEV57B3TDXV6I · pith_short_8: DI7UEV57

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/DI7UEV57B3TDXV6IL6EUQRD2T7 \
  | 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: 1a3f4257bf0ee63bd7c85f8948447a9fd728433377ffd88d63d7a8797a9c91c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14fd10961c752f6ca02ab6842092ae2ad17c6236bce4e4c8454835e16c34a39e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T20:46:50Z",
    "title_canon_sha256": "53e96d72d2de42aac0300f17d331a251bdc9d51e67004372173a07bef8965d63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04495",
    "kind": "arxiv",
    "version": 2
  }
}