Pith Number

pith:J4GEQLRH

pith:2025:J4GEQLRHCP3CR46IKDPN72XHVM

not attested not anchored not stored refs pending

Constraint-Guided Symbolic Regression for Data-Efficient Kinetic Model Discovery

Dongda Zhang, Ehecatl Antonio del Rio Chanona, Ilya Orson Sandoval, King Kuok (Mimi) Hii, Klaus Hellgardt, Miguel \'Angel de Carvalho Servia

arxiv:2507.02730 v1 · 2025-07-03 · cs.CE · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4GEQLRHCP3CR46IKDPN72XHVM}

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	2026-07-05T11:31:33.812272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f0c482e2713f628f3c850dedfeae7ab08bfc90c924ecbf8f6a22118a59036a9

Aliases

arxiv: 2507.02730 · arxiv_version: 2507.02730v1 · doi: 10.48550/arxiv.2507.02730 · pith_short_12: J4GEQLRHCP3C · pith_short_16: J4GEQLRHCP3CR46I · pith_short_8: J4GEQLRH

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/J4GEQLRHCP3CR46IKDPN72XHVM \
  | 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: 4f0c482e2713f628f3c850dedfeae7ab08bfc90c924ecbf8f6a22118a59036a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49a105a324cf23388196b8fd2f7bd8c93bb6f475f11a90addec56838f288dbe7",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-07-03T15:43:02Z",
    "title_canon_sha256": "0b147f5a2a396c7915a063ce330b169211a81b9d2d2812c8f8aa91e82805bf7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.02730",
    "kind": "arxiv",
    "version": 1
  }
}