Pith Number

pith:G4HJYZQ4

pith:2019:G4HJYZQ4CFJSFN55E6IV72SNZU

not attested not anchored not stored refs pending

The spreading of computer viruses on time-varying networks

George Loukas, Nicola Perra, Terry Brett, Yamir Moreno

arxiv:1901.02801 v2 · 2019-01-09 · 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{G4HJYZQ4CFJSFN55E6IV72SNZU}

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	2026-05-17T23:44:57.852583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

370e9c661c115322b7bd27915fea4dcd0ff3f6e390839868229be6df22143e1d

Aliases

arxiv: 1901.02801 · arxiv_version: 1901.02801v2 · doi: 10.48550/arxiv.1901.02801 · pith_short_12: G4HJYZQ4CFJS · pith_short_16: G4HJYZQ4CFJSFN55 · pith_short_8: G4HJYZQ4

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/G4HJYZQ4CFJSFN55E6IV72SNZU \
  | 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: 370e9c661c115322b7bd27915fea4dcd0ff3f6e390839868229be6df22143e1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b6126089e970799f5189ee279c18c1146e4678d7a88fc9c2b74719c8bb418d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-01-09T16:07:34Z",
    "title_canon_sha256": "a04d80e63bae539bddff06d8d078e4f8e8b06e51b7b35d65cdbe9a41366ef273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02801",
    "kind": "arxiv",
    "version": 2
  }
}