Pith Number

pith:NQ22BJTA

pith:2026:NQ22BJTAK2PWAVGLYNW6EBU7WG

not attested not anchored not stored refs pending

Tracking dynamics of superspreading through contacts, exposures, and transmissions in edge-based network epidemics

Ari S. Freedman, Bjarke F. Nielsen, Laurent H\'ebert-Dufresne, Maximillian M. Nguyen, Simon A. Levin

arxiv:2601.17763 v1 · 2026-01-25 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQ22BJTAK2PWAVGLYNW6EBU7WG}

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	2026-07-29T01:25:33.873720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c35a0a660569f6054cbc36de2069fb1a09103d73714061df509dfea7027d5fa

Aliases

arxiv: 2601.17763 · arxiv_version: 2601.17763v1 · doi: 10.48550/arxiv.2601.17763 · pith_short_12: NQ22BJTAK2PW · pith_short_16: NQ22BJTAK2PWAVGL · pith_short_8: NQ22BJTA

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/NQ22BJTAK2PWAVGLYNW6EBU7WG \
  | 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: 6c35a0a660569f6054cbc36de2069fb1a09103d73714061df509dfea7027d5fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13a173f380e7ce956fb5ffe52f46ca93cf2c70677f21675c186ccc89a1d26e2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-01-25T09:35:52Z",
    "title_canon_sha256": "bed7df3254a72a8f4954b2d91608e8814539a8acc21575f424234c3a55122599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17763",
    "kind": "arxiv",
    "version": 1
  }
}