Pith Number

pith:G4PRA5KF

pith:2026:G4PRA5KFAVQMJJ7LOPULJGOFC6

not attested not anchored not stored refs pending

EvoPINN: Agentic Discovery of Executable Algorithms for Physics-Informed Neural Networks

Jian Cheng, Kai Li, Peng Yin, Yifan Zhang

arxiv:2607.26490 v1 · 2026-07-29 · cs.AI · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4PRA5KFAVQMJJ7LOPULJGOFC6}

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	2026-07-30T01:20:39.329780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

371f1075450560c4a7eb73e8b499c517ac5ba5407c4c53ee5bb997e261b2fba4

Aliases

arxiv: 2607.26490 · arxiv_version: 2607.26490v1 · doi: 10.48550/arxiv.2607.26490 · pith_short_12: G4PRA5KFAVQM · pith_short_16: G4PRA5KFAVQMJJ7L · pith_short_8: G4PRA5KF

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/G4PRA5KFAVQMJJ7LOPULJGOFC6 \
  | 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: 371f1075450560c4a7eb73e8b499c517ac5ba5407c4c53ee5bb997e261b2fba4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "270b62cfee7d08dd7bf9fab7fbf0fd680108be707e664e332fc21c9e067a8dc3",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-29T05:36:28Z",
    "title_canon_sha256": "2895be1cc27bd591f9bc78b263cc9c5476d7e8f093f73c38ce6ef8510e9af016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26490",
    "kind": "arxiv",
    "version": 1
  }
}