Pith Number

pith:XWZYOSQA

pith:2017:XWZYOSQA7QSD6SMPDOWML4B6AQ

not attested not anchored not stored refs pending

On the predictability of infectious disease outbreaks

Giovanni Petri, Samuel V. Scarpino

arxiv:1703.07317 v6 · 2017-03-21 · physics.soc-ph · 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{XWZYOSQA7QSD6SMPDOWML4B6AQ}

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	2026-05-18T00:03:41.828192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdb3874a00fc243f498f1bacc5f03e04327df2435a5355c227edb778692fd5e6

Aliases

arxiv: 1703.07317 · arxiv_version: 1703.07317v6 · doi: 10.48550/arxiv.1703.07317 · pith_short_12: XWZYOSQA7QSD · pith_short_16: XWZYOSQA7QSD6SMP · pith_short_8: XWZYOSQA

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/XWZYOSQA7QSD6SMPDOWML4B6AQ \
  | 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: bdb3874a00fc243f498f1bacc5f03e04327df2435a5355c227edb778692fd5e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9fe538702b1b4bb834e46658177b8bdc13f33b2b3e7fff1ca0eb818b731165",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-03-21T17:04:44Z",
    "title_canon_sha256": "160e388fd6bcf4646cb254faa22c348559c123aa106c8f1b333e7db821be779f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07317",
    "kind": "arxiv",
    "version": 6
  }
}