Pith Number

pith:JU67NYND

pith:2020:JU67NYND4OFPYFTZ7NCZ7AIROW

not attested not anchored not stored refs pending

COVID-19 epidemic outcome predictions based on logistic fitting and estimation of its reliability

D\'avid T\'atrai, Zolt\'an V\'arallyay

arxiv:2003.14160 v1 · 2020-03-31 · 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{JU67NYND4OFPYFTZ7NCZ7AIROW}

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	2026-07-05T00:51:48.427226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d3df6e1a3e38afc1679fb459f811175b20a7a4bb7b147c659093b2e92d68b7f

Aliases

arxiv: 2003.14160 · arxiv_version: 2003.14160v1 · doi: 10.48550/arxiv.2003.14160 · pith_short_12: JU67NYND4OFP · pith_short_16: JU67NYND4OFPYFTZ · pith_short_8: JU67NYND

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/JU67NYND4OFPYFTZ7NCZ7AIROW \
  | 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: 4d3df6e1a3e38afc1679fb459f811175b20a7a4bb7b147c659093b2e92d68b7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f5acb41d108060e4f766411ae32352c7b98b8b1673eb2eefce4af905d526f48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2020-03-31T12:56:10Z",
    "title_canon_sha256": "e8b3996e136b037c2946033cb1bd6ab4008e2c46228d253db7dfd7fa4b1741ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.14160",
    "kind": "arxiv",
    "version": 1
  }
}