Pith Number

pith:4BHBVVHU

pith:2026:4BHBVVHUJ2KGHAGOZ6Q26PW4RV

not attested not anchored not stored refs pending

Data-driven Progressive Discovery of Physical Laws

Mingkun Xia, Weiwei Zhang

arxiv:2603.13727 v2 · 2026-03-14 · cs.LG · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4BHBVVHUJ2KGHAGOZ6Q26PW4RV}

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	2026-06-01T01:02:37.002727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e04e1ad4f44e946380cecfa1af3edc8d6ea52292b900f8c14cc364f0c95d1472

Aliases

arxiv: 2603.13727 · arxiv_version: 2603.13727v2 · doi: 10.48550/arxiv.2603.13727 · pith_short_12: 4BHBVVHUJ2KG · pith_short_16: 4BHBVVHUJ2KGHAGO · pith_short_8: 4BHBVVHU

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/4BHBVVHUJ2KGHAGOZ6Q26PW4RV \
  | 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: e04e1ad4f44e946380cecfa1af3edc8d6ea52292b900f8c14cc364f0c95d1472

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "779aba6d8a2e71fb793236d685f24706830a6b3476fbd1ad59ecad8b69d5b6e4",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-03-14T03:03:49Z",
    "title_canon_sha256": "6435b995dcc529a7de0ddb069df8cbf6b6ace853d13ffce6e8566361d0803b8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.13727",
    "kind": "arxiv",
    "version": 2
  }
}