Pith Number

pith:S5WCHJB2

pith:2022:S5WCHJB2QZBQS3T7VYCQIEFQNW

not attested not anchored not stored refs pending

A predictive model for planning emergency events rescue during COVID-19 in Lombardy, Italy

Angela Andreella, Antonietta Mira, Ernst C. Wit, Fabrizio Ruggeri, Giovanni Nattino, Giulia Ghilardi, Guido Bertolini, Spyros Balafas

arxiv:2203.14287 v1 · 2022-03-27 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S5WCHJB2QZBQS3T7VYCQIEFQNW}

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	2026-07-05T04:08:49.654580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

976c23a43a8643096e7fae050410b06daecdd5ffad2fcbece0c669bc3b50609a

Aliases

arxiv: 2203.14287 · arxiv_version: 2203.14287v1 · doi: 10.48550/arxiv.2203.14287 · pith_short_12: S5WCHJB2QZBQ · pith_short_16: S5WCHJB2QZBQS3T7 · pith_short_8: S5WCHJB2

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/S5WCHJB2QZBQS3T7VYCQIEFQNW \
  | 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: 976c23a43a8643096e7fae050410b06daecdd5ffad2fcbece0c669bc3b50609a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8b4fc5d651242d01b8410ad5df89d97c86e17cc9d29650a928c46575200a309",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2022-03-27T12:17:59Z",
    "title_canon_sha256": "8a19db2e1d9eaa8075eedf998c3206460f865833526022e0a3c53a16a86f9c33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14287",
    "kind": "arxiv",
    "version": 1
  }
}