Pith Number

pith:LSHENYUV

pith:2024:LSHENYUVH3NWJHPQCV6IXX3DC4

not attested not anchored not stored refs pending

A new framework for calibrating COVID-19 SEIR models with spatial-/time-varying coefficients using genetic and sliding window algorithms

Huan Zhou, Ralf Schneider

arxiv:2402.08524 v2 · 2024-02-13 · cs.DC · cs.SE · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LSHENYUVH3NWJHPQCV6IXX3DC4}

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	2026-07-05T08:51:13.607027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c8e46e2953edb649df0157c8bdf6317158781df9f83ec5888b95605b7889c60

Aliases

arxiv: 2402.08524 · arxiv_version: 2402.08524v2 · doi: 10.48550/arxiv.2402.08524 · pith_short_12: LSHENYUVH3NW · pith_short_16: LSHENYUVH3NWJHPQ · pith_short_8: LSHENYUV

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/LSHENYUVH3NWJHPQCV6IXX3DC4 \
  | 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: 5c8e46e2953edb649df0157c8bdf6317158781df9f83ec5888b95605b7889c60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ffae98b6643cde5659c1bdd4348ce50f9af13df6ac4f0564428c28fac98dbc",
    "cross_cats_sorted": [
      "cs.SE",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2024-02-13T15:27:30Z",
    "title_canon_sha256": "65f2d857a55286914c91bcd7139e301340455b8fb522b05fefa37881c7aa02a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.08524",
    "kind": "arxiv",
    "version": 2
  }
}