Pith Number

pith:QK3QWNTW

pith:2025:QK3QWNTWDXBXJDXDEFASVJUMWI

not attested not anchored not stored refs pending

Learning Structured Population Models from Data with WSINDy

David M. Bortz, Rainey Lyons, Vanja Dukic

arxiv:2506.24101 v1 · 2025-06-30 · q-bio.PE · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QK3QWNTWDXBXJDXDEFASVJUMWI}

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

Weak Form Scientific Machine Learning: Test Function Construction for System Identification

Receipt and verification

First computed	2026-07-05T11:29:33.067700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82b70b36761dc3748ee321412aa68cb200421aea94e6120d1313d6d5836866a1

Aliases

arxiv: 2506.24101 · arxiv_version: 2506.24101v1 · doi: 10.48550/arxiv.2506.24101 · pith_short_12: QK3QWNTWDXBX · pith_short_16: QK3QWNTWDXBXJDXD · pith_short_8: QK3QWNTW

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/QK3QWNTWDXBXJDXDEFASVJUMWI \
  | 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: 82b70b36761dc3748ee321412aa68cb200421aea94e6120d1313d6d5836866a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c47d27218f1cf580e3e8d7b6a647c7545b56bf0c0a95fc9d2c9bab46b0416ba",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2025-06-30T17:51:12Z",
    "title_canon_sha256": "4789c30921c1a835fb2881ea2455c15c525b1a8a817c730f9a3c85e40185a0de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.24101",
    "kind": "arxiv",
    "version": 1
  }
}