Pith Number

pith:WWU76J5X

pith:2019:WWU76J5XDVNZ4425UIPCSR5INR

not attested not anchored not stored refs pending

What could re-infection tell us about R0? a modeling case-study of syphilis transmission

Joshua Feldman, Sharmistha Mishra

arxiv:1903.05984 v1 · 2019-03-14 · q-bio.PE · math.DS · 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{WWU76J5XDVNZ4425UIPCSR5INR}

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	2026-05-17T23:51:15.648674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a9ff27b71d5b9e735da21e2947a86c53b8f842a790807b3f4bcfc3dbb5f947

Aliases

arxiv: 1903.05984 · arxiv_version: 1903.05984v1 · doi: 10.48550/arxiv.1903.05984 · pith_short_12: WWU76J5XDVNZ · pith_short_16: WWU76J5XDVNZ4425 · pith_short_8: WWU76J5X

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/WWU76J5XDVNZ4425UIPCSR5INR \
  | 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: b5a9ff27b71d5b9e735da21e2947a86c53b8f842a790807b3f4bcfc3dbb5f947

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "612ff6fd63f54c0626aae0476dd569787e82d1e73582415d69a60650fa47b854",
    "cross_cats_sorted": [
      "math.DS",
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-03-14T13:29:54Z",
    "title_canon_sha256": "64dac5e834caa3beb45faa9432c0d4ef2872c40eca6c78ca3f5323ce9d78f1d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05984",
    "kind": "arxiv",
    "version": 1
  }
}