Pith Number

pith:LKXSKCUY

pith:2025:LKXSKCUYG33KBAZAP2LQZ2XP4V

not attested not anchored not stored refs pending

A spatially varying differential equation for multi-patch pandemic propagation

Abhimanyu Ghosh

arxiv:2502.00454 v1 · 2025-02-01 · cond-mat.mes-hall · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKXSKCUYG33KBAZAP2LQZ2XP4V}

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	2026-07-05T10:08:33.908809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aaf250a9836f6a083207e970ceaefe54f5051882058fa7831cae02f0824f105

Aliases

arxiv: 2502.00454 · arxiv_version: 2502.00454v1 · doi: 10.48550/arxiv.2502.00454 · pith_short_12: LKXSKCUYG33K · pith_short_16: LKXSKCUYG33KBAZA · pith_short_8: LKXSKCUY

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/LKXSKCUYG33KBAZAP2LQZ2XP4V \
  | 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: 5aaf250a9836f6a083207e970ceaefe54f5051882058fa7831cae02f0824f105

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "667eb9a9fb069b3b238ff4f1017b5a7caa847aab0509e7ae73d7f33a060b2185",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2025-02-01T15:16:01Z",
    "title_canon_sha256": "e331b8a3edaf436d3c375d9941c227b63b3d0ae48bcada296c0aaa2e70d4a5d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.00454",
    "kind": "arxiv",
    "version": 1
  }
}