Pith Number

pith:CEHNV7GX

pith:2020:CEHNV7GXJ5AVW42WBS5IDEZW2R

not attested not anchored not stored refs pending

Challenges in control of Covid-19: short doubling time and long delay to effect of interventions

Bindu Vekaria, Christopher E. Overton, Elizabeth Fearon, Emma Bennett, Francesca Scarabel, Helena B. Stage, Hugo Lewkowicz, Ian Hall, Jacob Curran-Sebastian, Katrina A. Lythgoe, Lauren H. K. Chappell, Lorenzo Pellis, Luke Webb, Martyn Fyles, Rajenki Das, Thomas House, Xiaoxi Pang

arxiv:2004.00117 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{CEHNV7GXJ5AVW42WBS5IDEZW2R}

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.

Cited by

1 paper in Pith

Convolutional Sparse Support Estimator Based Covid-19 Recognition from X-ray Images

Receipt and verification

First computed	2026-07-05T00:51:56.275307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

110edafcd74f415b73560cba819336d469deff2488dac356f7cb2bd45ff85752

Aliases

arxiv: 2004.00117 · arxiv_version: 2004.00117v1 · doi: 10.48550/arxiv.2004.00117 · pith_short_12: CEHNV7GXJ5AV · pith_short_16: CEHNV7GXJ5AVW42W · pith_short_8: CEHNV7GX

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/CEHNV7GXJ5AVW42WBS5IDEZW2R \
  | 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: 110edafcd74f415b73560cba819336d469deff2488dac356f7cb2bd45ff85752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2306d693f1877174af77fa1e1d87780e936d95034c72d87746732ec4f5661fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2020-03-31T21:16:09Z",
    "title_canon_sha256": "cc59ad08ca93e62995d025971d4ec76edcb5deaa73ade631ad1442eb88a62a91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.00117",
    "kind": "arxiv",
    "version": 1
  }
}