Pith Number

pith:4YWILCRY

pith:2026:4YWILCRY5I2YT2Z6EWQBRC5E7Y

not attested not anchored not stored refs pending

Incorporating vaccine effects into epidemiological models: common pitfalls and solutions

Casey E. Middleton, Freya M. Shearer, James M. McCaw, Oliver Eales

arxiv:2605.18571 v1 · 2026-05-18 · q-bio.PE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YWILCRY5I2YT2Z6EWQBRC5E7Y}

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	2026-05-20T00:06:08.229711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e62c858a38ea3589eb3e25a0188ba4fe0f3915c287fdd21e7042b6558d487ae5

Aliases

arxiv: 2605.18571 · arxiv_version: 2605.18571v1 · doi: 10.48550/arxiv.2605.18571 · pith_short_12: 4YWILCRY5I2Y · pith_short_16: 4YWILCRY5I2YT2Z6 · pith_short_8: 4YWILCRY

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/4YWILCRY5I2YT2Z6EWQBRC5E7Y \
  | 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: e62c858a38ea3589eb3e25a0188ba4fe0f3915c287fdd21e7042b6558d487ae5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d80b18649971aee5f9ab5da875a146bfc7ac782bf0e5f45e4bb654d5b5bfca48",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-05-18T15:50:40Z",
    "title_canon_sha256": "9d28357579f106031030250e83c3b3986c91cf4bf278d77a19c5b52520a05567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18571",
    "kind": "arxiv",
    "version": 1
  }
}