Pith Number

pith:W4FZ73NA

pith:2017:W4FZ73NASPMOVZ5SHC5FIFYO2K

not attested not anchored not stored refs pending

Characterizing the Initial Phase of Epidemic Growth on some Empirical Networks

Kristoffer Spricer, Pieter Trapman

arxiv:1709.00973 v1 · 2017-09-04 · q-bio.PE · 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{W4FZ73NASPMOVZ5SHC5FIFYO2K}

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	2026-05-18T00:36:04.580091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b70b9feda093d8eae7b238ba54170ed2b42a2eacf8fbf0053f13df8715d6bd3f

Aliases

arxiv: 1709.00973 · arxiv_version: 1709.00973v1 · doi: 10.48550/arxiv.1709.00973 · pith_short_12: W4FZ73NASPMO · pith_short_16: W4FZ73NASPMOVZ5S · pith_short_8: W4FZ73NA

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/W4FZ73NASPMOVZ5SHC5FIFYO2K \
  | 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: b70b9feda093d8eae7b238ba54170ed2b42a2eacf8fbf0053f13df8715d6bd3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35ba972df5cb912613c6b38b9871fbbcfa1ac7e7c7419f3f35623bd6fa75697c",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-09-04T14:22:13Z",
    "title_canon_sha256": "1bfd3a08536fe91fcbc952be0972b8f060d317b2c10785a88c2d518c6a3fb9c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00973",
    "kind": "arxiv",
    "version": 1
  }
}