Pith Number

pith:WT5QQR6X

pith:2021:WT5QQR6XSNSQWYFHL7VPKH2FO7

not attested not anchored not stored refs pending

COVIDHunter: An Accurate, Flexible, and Environment-Aware Open-Source COVID-19 Outbreak Simulation Model

Jeremie S. Kim, Mohammed Alser, Nour Almadhoun Alserr, Onur Mutlu, Stefan W. Tell

arxiv:2102.03667 v2 · 2021-02-06 · q-bio.PE · cs.LG · cs.SI · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WT5QQR6XSNSQWYFHL7VPKH2FO7}

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	2026-07-05T04:30:02.792505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4fb0847d793650b60a75feaf51f4577d2f8a9907f98543c78a15da7d812cd4f

Aliases

arxiv: 2102.03667 · arxiv_version: 2102.03667v2 · doi: 10.48550/arxiv.2102.03667 · pith_short_12: WT5QQR6XSNSQ · pith_short_16: WT5QQR6XSNSQWYFH · pith_short_8: WT5QQR6X

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/WT5QQR6XSNSQWYFHL7VPKH2FO7 \
  | 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: b4fb0847d793650b60a75feaf51f4577d2f8a9907f98543c78a15da7d812cd4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb79b441993980723aad32501b03fb402fca81e2e23e63f6d4e9568889e722d",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SI",
      "stat.OT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2021-02-06T21:01:56Z",
    "title_canon_sha256": "91b205b3d1e0e39286e106d84efdd69c5849528aaf8853592ebf04a664f77382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.03667",
    "kind": "arxiv",
    "version": 2
  }
}